Home / 175,780.76-242,592.46-99,313.98

Finding the Fourth Proportional to 175,780.76, 242,592.46 and 99,313.98

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Solution

The fourth proportional to 175,780.76, 242,592.46 and 99,313.98 is: 137,061.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,780.76 : 242,592.46 = 99,313.98 : x
  2. Step 2: Convert to fraction form
    175,780.76/242,592.46 = 99,313.98/x
  3. Step 3: Cross multiply
    175,780.76x = 242,592.46 × 99,313.98
  4. Step 4: Simplify right side
    175,780.76x = 24,092,822,720.59
  5. Step 5: Solve for x
    x = 24,092,822,720.59/175,780.76
  6. Step 6: Final answer
    x = 137,061.77

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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.