Home / 176,324.39-243,330.56-99,841.47

Finding the Fourth Proportional to 176,324.39, 243,330.56 and 99,841.47

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Solution

The fourth proportional to 176,324.39, 243,330.56 and 99,841.47 is: 137,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,324.39 : 243,330.56 = 99,841.47 : x
  2. Step 2: Convert to fraction form
    176,324.39/243,330.56 = 99,841.47/x
  3. Step 3: Cross multiply
    176,324.39x = 243,330.56 × 99,841.47
  4. Step 4: Simplify right side
    176,324.39x = 24,294,480,806.32
  5. Step 5: Solve for x
    x = 24,294,480,806.32/176,324.39
  6. Step 6: Final answer
    x = 137,782.87

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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.