Home / 204,204.48-281,780.59-113,545.81

Finding the Fourth Proportional to 204,204.48, 281,780.59 and 113,545.81

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Solution

The fourth proportional to 204,204.48, 281,780.59 and 113,545.81 is: 156,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,204.48 : 281,780.59 = 113,545.81 : x
  2. Step 2: Convert to fraction form
    204,204.48/281,780.59 = 113,545.81/x
  3. Step 3: Cross multiply
    204,204.48x = 281,780.59 × 113,545.81
  4. Step 4: Simplify right side
    204,204.48x = 31,995,005,402.19
  5. Step 5: Solve for x
    x = 31,995,005,402.19/204,204.48
  6. Step 6: Final answer
    x = 156,681.21

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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.