Home / 176,320.53-243,337.40-99,853.13

Finding the Fourth Proportional to 176,320.53, 243,337.40 and 99,853.13

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Solution

The fourth proportional to 176,320.53, 243,337.40 and 99,853.13 is: 137,805.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,320.53 : 243,337.40 = 99,853.13 : x
  2. Step 2: Convert to fraction form
    176,320.53/243,337.40 = 99,853.13/x
  3. Step 3: Cross multiply
    176,320.53x = 243,337.40 × 99,853.13
  4. Step 4: Simplify right side
    176,320.53x = 24,298,001,894.04
  5. Step 5: Solve for x
    x = 24,298,001,894.04/176,320.53
  6. Step 6: Final answer
    x = 137,805.86

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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.