Home / 106,572.50-147,070.06-58,825.85

Finding the Fourth Proportional to 106,572.50, 147,070.06 and 58,825.85

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Solution

The fourth proportional to 106,572.50, 147,070.06 and 58,825.85 is: 81,179.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,572.50 : 147,070.06 = 58,825.85 : x
  2. Step 2: Convert to fraction form
    106,572.50/147,070.06 = 58,825.85/x
  3. Step 3: Cross multiply
    106,572.50x = 147,070.06 × 58,825.85
  4. Step 4: Simplify right side
    106,572.50x = 8,651,521,509.66
  5. Step 5: Solve for x
    x = 8,651,521,509.66/106,572.50
  6. Step 6: Final answer
    x = 81,179.68

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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.