Home / 351,417.52-527,177.81-111,451.39

Finding the Fourth Proportional to 351,417.52, 527,177.81 and 111,451.39

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Solution

The fourth proportional to 351,417.52, 527,177.81 and 111,451.39 is: 167,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,417.52 : 527,177.81 = 111,451.39 : x
  2. Step 2: Convert to fraction form
    351,417.52/527,177.81 = 111,451.39/x
  3. Step 3: Cross multiply
    351,417.52x = 527,177.81 × 111,451.39
  4. Step 4: Simplify right side
    351,417.52x = 58,754,700,462.34
  5. Step 5: Solve for x
    x = 58,754,700,462.34/351,417.52
  6. Step 6: Final answer
    x = 167,193.43

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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.