Home / 74,424.39-102,714.62-42,592.61

Finding the Fourth Proportional to 74,424.39, 102,714.62 and 42,592.61

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Solution

The fourth proportional to 74,424.39, 102,714.62 and 42,592.61 is: 58,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,424.39 : 102,714.62 = 42,592.61 : x
  2. Step 2: Convert to fraction form
    74,424.39/102,714.62 = 42,592.61/x
  3. Step 3: Cross multiply
    74,424.39x = 102,714.62 × 42,592.61
  4. Step 4: Simplify right side
    74,424.39x = 4,374,883,024.42
  5. Step 5: Solve for x
    x = 4,374,883,024.42/74,424.39
  6. Step 6: Final answer
    x = 58,782.92

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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.