Home / 62,630.10-86,430.24-35,776.20

Finding the Fourth Proportional to 62,630.10, 86,430.24 and 35,776.20

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Solution

The fourth proportional to 62,630.10, 86,430.24 and 35,776.20 is: 49,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,630.10 : 86,430.24 = 35,776.20 : x
  2. Step 2: Convert to fraction form
    62,630.10/86,430.24 = 35,776.20/x
  3. Step 3: Cross multiply
    62,630.10x = 86,430.24 × 35,776.20
  4. Step 4: Simplify right side
    62,630.10x = 3,092,145,552.29
  5. Step 5: Solve for x
    x = 3,092,145,552.29/62,630.10
  6. Step 6: Final answer
    x = 49,371.56

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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.