Home / 89,176.14-123,020.70-53,358.96

Finding the Fourth Proportional to 89,176.14, 123,020.70 and 53,358.96

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Solution

The fourth proportional to 89,176.14, 123,020.70 and 53,358.96 is: 73,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,176.14 : 123,020.70 = 53,358.96 : x
  2. Step 2: Convert to fraction form
    89,176.14/123,020.70 = 53,358.96/x
  3. Step 3: Cross multiply
    89,176.14x = 123,020.70 × 53,358.96
  4. Step 4: Simplify right side
    89,176.14x = 6,564,256,610.47
  5. Step 5: Solve for x
    x = 6,564,256,610.47/89,176.14
  6. Step 6: Final answer
    x = 73,610.01

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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.