Home / 72,858.38-100,549.10-44,180.57

Finding the Fourth Proportional to 72,858.38, 100,549.10 and 44,180.57

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Solution

The fourth proportional to 72,858.38, 100,549.10 and 44,180.57 is: 60,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,858.38 : 100,549.10 = 44,180.57 : x
  2. Step 2: Convert to fraction form
    72,858.38/100,549.10 = 44,180.57/x
  3. Step 3: Cross multiply
    72,858.38x = 100,549.10 × 44,180.57
  4. Step 4: Simplify right side
    72,858.38x = 4,442,315,827.34
  5. Step 5: Solve for x
    x = 4,442,315,827.34/72,858.38
  6. Step 6: Final answer
    x = 60,971.93

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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.