Home / 106,876.52-147,481.80-59,130.66

Finding the Fourth Proportional to 106,876.52, 147,481.80 and 59,130.66

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Solution

The fourth proportional to 106,876.52, 147,481.80 and 59,130.66 is: 81,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,876.52 : 147,481.80 = 59,130.66 : x
  2. Step 2: Convert to fraction form
    106,876.52/147,481.80 = 59,130.66/x
  3. Step 3: Cross multiply
    106,876.52x = 147,481.80 × 59,130.66
  4. Step 4: Simplify right side
    106,876.52x = 8,720,696,171.99
  5. Step 5: Solve for x
    x = 8,720,696,171.99/106,876.52
  6. Step 6: Final answer
    x = 81,596.00

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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.