Home / 105,218.92-157,829.82-58,767.40

Finding the Fourth Proportional to 105,218.92, 157,829.82 and 58,767.40

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Solution

The fourth proportional to 105,218.92, 157,829.82 and 58,767.40 is: 88,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,218.92 : 157,829.82 = 58,767.40 : x
  2. Step 2: Convert to fraction form
    105,218.92/157,829.82 = 58,767.40/x
  3. Step 3: Cross multiply
    105,218.92x = 157,829.82 × 58,767.40
  4. Step 4: Simplify right side
    105,218.92x = 9,275,248,163.87
  5. Step 5: Solve for x
    x = 9,275,248,163.87/105,218.92
  6. Step 6: Final answer
    x = 88,151.90

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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.