Home / 121,529.56-182,411.10-59,243.80

Finding the Fourth Proportional to 121,529.56, 182,411.10 and 59,243.80

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Solution

The fourth proportional to 121,529.56, 182,411.10 and 59,243.80 is: 88,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,529.56 : 182,411.10 = 59,243.80 : x
  2. Step 2: Convert to fraction form
    121,529.56/182,411.10 = 59,243.80/x
  3. Step 3: Cross multiply
    121,529.56x = 182,411.10 × 59,243.80
  4. Step 4: Simplify right side
    121,529.56x = 10,806,726,726.18
  5. Step 5: Solve for x
    x = 10,806,726,726.18/121,529.56
  6. Step 6: Final answer
    x = 88,922.62

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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.