Home / 177,575.08-245,061.06-102,123.64

Finding the Fourth Proportional to 177,575.08, 245,061.06 and 102,123.64

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Solution

The fourth proportional to 177,575.08, 245,061.06 and 102,123.64 is: 140,934.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,575.08 : 245,061.06 = 102,123.64 : x
  2. Step 2: Convert to fraction form
    177,575.08/245,061.06 = 102,123.64/x
  3. Step 3: Cross multiply
    177,575.08x = 245,061.06 × 102,123.64
  4. Step 4: Simplify right side
    177,575.08x = 25,026,527,469.46
  5. Step 5: Solve for x
    x = 25,026,527,469.46/177,575.08
  6. Step 6: Final answer
    x = 140,934.91

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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.