Home / 104,882.40-157,346.38-38,322.42

Finding the Fourth Proportional to 104,882.40, 157,346.38 and 38,322.42

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Solution

The fourth proportional to 104,882.40, 157,346.38 and 38,322.42 is: 57,491.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,882.40 : 157,346.38 = 38,322.42 : x
  2. Step 2: Convert to fraction form
    104,882.40/157,346.38 = 38,322.42/x
  3. Step 3: Cross multiply
    104,882.40x = 157,346.38 × 38,322.42
  4. Step 4: Simplify right side
    104,882.40x = 6,029,894,697.79
  5. Step 5: Solve for x
    x = 6,029,894,697.79/104,882.40
  6. Step 6: Final answer
    x = 57,491.96

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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.