Home / 53,635.92-74,020.10-29,762.79

Finding the Fourth Proportional to 53,635.92, 74,020.10 and 29,762.79

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Solution

The fourth proportional to 53,635.92, 74,020.10 and 29,762.79 is: 41,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.92 : 74,020.10 = 29,762.79 : x
  2. Step 2: Convert to fraction form
    53,635.92/74,020.10 = 29,762.79/x
  3. Step 3: Cross multiply
    53,635.92x = 74,020.10 × 29,762.79
  4. Step 4: Simplify right side
    53,635.92x = 2,203,044,543.27
  5. Step 5: Solve for x
    x = 2,203,044,543.27/53,635.92
  6. Step 6: Final answer
    x = 41,074.05

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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.