Home / 105,529.68-158,299.38-58,747.32

Finding the Fourth Proportional to 105,529.68, 158,299.38 and 58,747.32

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Solution

The fourth proportional to 105,529.68, 158,299.38 and 58,747.32 is: 88,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,529.68 : 158,299.38 = 58,747.32 : x
  2. Step 2: Convert to fraction form
    105,529.68/158,299.38 = 58,747.32/x
  3. Step 3: Cross multiply
    105,529.68x = 158,299.38 × 58,747.32
  4. Step 4: Simplify right side
    105,529.68x = 9,299,664,332.66
  5. Step 5: Solve for x
    x = 9,299,664,332.66/105,529.68
  6. Step 6: Final answer
    x = 88,123.69

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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.