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Finding the Fourth Proportional to 177,808.10, 266,712.15 and 93,535.70

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Solution

The fourth proportional to 177,808.10, 266,712.15 and 93,535.70 is: 140,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,808.10 : 266,712.15 = 93,535.70 : x
  2. Step 2: Convert to fraction form
    177,808.10/266,712.15 = 93,535.70/x
  3. Step 3: Cross multiply
    177,808.10x = 266,712.15 × 93,535.70
  4. Step 4: Simplify right side
    177,808.10x = 24,947,107,648.76
  5. Step 5: Solve for x
    x = 24,947,107,648.76/177,808.10
  6. Step 6: Final answer
    x = 140,303.55

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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.