Home / 131,809.60-197,714.40-60,732.10

Finding the Fourth Proportional to 131,809.60, 197,714.40 and 60,732.10

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Solution

The fourth proportional to 131,809.60, 197,714.40 and 60,732.10 is: 91,098.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,809.60 : 197,714.40 = 60,732.10 : x
  2. Step 2: Convert to fraction form
    131,809.60/197,714.40 = 60,732.10/x
  3. Step 3: Cross multiply
    131,809.60x = 197,714.40 × 60,732.10
  4. Step 4: Simplify right side
    131,809.60x = 12,007,610,712.24
  5. Step 5: Solve for x
    x = 12,007,610,712.24/131,809.60
  6. Step 6: Final answer
    x = 91,098.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.