Home / 62,502.10-86,293.18-55,776.20

Finding the Fourth Proportional to 62,502.10, 86,293.18 and 55,776.20

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Solution

The fourth proportional to 62,502.10, 86,293.18 and 55,776.20 is: 77,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,502.10 : 86,293.18 = 55,776.20 : x
  2. Step 2: Convert to fraction form
    62,502.10/86,293.18 = 55,776.20/x
  3. Step 3: Cross multiply
    62,502.10x = 86,293.18 × 55,776.20
  4. Step 4: Simplify right side
    62,502.10x = 4,813,105,666.32
  5. Step 5: Solve for x
    x = 4,813,105,666.32/62,502.10
  6. Step 6: Final answer
    x = 77,007.10

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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.