Home / 56,200.20-83,890.32-49,106.25

Finding the Fourth Proportional to 56,200.20, 83,890.32 and 49,106.25

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Solution

The fourth proportional to 56,200.20, 83,890.32 and 49,106.25 is: 73,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,200.20 : 83,890.32 = 49,106.25 : x
  2. Step 2: Convert to fraction form
    56,200.20/83,890.32 = 49,106.25/x
  3. Step 3: Cross multiply
    56,200.20x = 83,890.32 × 49,106.25
  4. Step 4: Simplify right side
    56,200.20x = 4,119,539,026.50
  5. Step 5: Solve for x
    x = 4,119,539,026.50/56,200.20
  6. Step 6: Final answer
    x = 73,301.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.