Home / 40,987.60-56,562.12-25,070.88

Finding the Fourth Proportional to 40,987.60, 56,562.12 and 25,070.88

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Solution

The fourth proportional to 40,987.60, 56,562.12 and 25,070.88 is: 34,597.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,987.60 : 56,562.12 = 25,070.88 : x
  2. Step 2: Convert to fraction form
    40,987.60/56,562.12 = 25,070.88/x
  3. Step 3: Cross multiply
    40,987.60x = 56,562.12 × 25,070.88
  4. Step 4: Simplify right side
    40,987.60x = 1,418,062,123.07
  5. Step 5: Solve for x
    x = 1,418,062,123.07/40,987.60
  6. Step 6: Final answer
    x = 34,597.34

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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.