Home / 53,575.38-73,932.90-29,700.60

Finding the Fourth Proportional to 53,575.38, 73,932.90 and 29,700.60

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Solution

The fourth proportional to 53,575.38, 73,932.90 and 29,700.60 is: 40,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,575.38 : 73,932.90 = 29,700.60 : x
  2. Step 2: Convert to fraction form
    53,575.38/73,932.90 = 29,700.60/x
  3. Step 3: Cross multiply
    53,575.38x = 73,932.90 × 29,700.60
  4. Step 4: Simplify right side
    53,575.38x = 2,195,851,489.74
  5. Step 5: Solve for x
    x = 2,195,851,489.74/53,575.38
  6. Step 6: Final answer
    x = 40,986.20

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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.