Home / 74,523.42-102,841.30-40,531.17

Finding the Fourth Proportional to 74,523.42, 102,841.30 and 40,531.17

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Solution

The fourth proportional to 74,523.42, 102,841.30 and 40,531.17 is: 55,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,523.42 : 102,841.30 = 40,531.17 : x
  2. Step 2: Convert to fraction form
    74,523.42/102,841.30 = 40,531.17/x
  3. Step 3: Cross multiply
    74,523.42x = 102,841.30 × 40,531.17
  4. Step 4: Simplify right side
    74,523.42x = 4,168,278,213.32
  5. Step 5: Solve for x
    x = 4,168,278,213.32/74,523.42
  6. Step 6: Final answer
    x = 55,932.46

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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.