Home / 58,742.92-88,123.56-19,291.04

Finding the Fourth Proportional to 58,742.92, 88,123.56 and 19,291.04

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Solution

The fourth proportional to 58,742.92, 88,123.56 and 19,291.04 is: 28,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,742.92 : 88,123.56 = 19,291.04 : x
  2. Step 2: Convert to fraction form
    58,742.92/88,123.56 = 19,291.04/x
  3. Step 3: Cross multiply
    58,742.92x = 88,123.56 × 19,291.04
  4. Step 4: Simplify right side
    58,742.92x = 1,699,995,120.90
  5. Step 5: Solve for x
    x = 1,699,995,120.90/58,742.92
  6. Step 6: Final answer
    x = 28,939.57

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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.