Home / 41,549.80-57,339.90-22,688.12

Finding the Fourth Proportional to 41,549.80, 57,339.90 and 22,688.12

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Solution

The fourth proportional to 41,549.80, 57,339.90 and 22,688.12 is: 31,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,549.80 : 57,339.90 = 22,688.12 : x
  2. Step 2: Convert to fraction form
    41,549.80/57,339.90 = 22,688.12/x
  3. Step 3: Cross multiply
    41,549.80x = 57,339.90 × 22,688.12
  4. Step 4: Simplify right side
    41,549.80x = 1,300,934,531.99
  5. Step 5: Solve for x
    x = 1,300,934,531.99/41,549.80
  6. Step 6: Final answer
    x = 31,310.25

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Double scale
Find fourth proportional to 41,550.80, 57,341.28 and 22,689.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.