Home / 106,572.14-147,069.56-58,825.50

Finding the Fourth Proportional to 106,572.14, 147,069.56 and 58,825.50

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Solution

The fourth proportional to 106,572.14, 147,069.56 and 58,825.50 is: 81,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,572.14 : 147,069.56 = 58,825.50 : x
  2. Step 2: Convert to fraction form
    106,572.14/147,069.56 = 58,825.50/x
  3. Step 3: Cross multiply
    106,572.14x = 147,069.56 × 58,825.50
  4. Step 4: Simplify right side
    106,572.14x = 8,651,440,401.78
  5. Step 5: Solve for x
    x = 8,651,440,401.78/106,572.14
  6. Step 6: Final answer
    x = 81,179.19

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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.