Home / 88,521.19-132,685.18-43,573.48

Finding the Fourth Proportional to 88,521.19, 132,685.18 and 43,573.48

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Solution

The fourth proportional to 88,521.19, 132,685.18 and 43,573.48 is: 65,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,521.19 : 132,685.18 = 43,573.48 : x
  2. Step 2: Convert to fraction form
    88,521.19/132,685.18 = 43,573.48/x
  3. Step 3: Cross multiply
    88,521.19x = 132,685.18 × 43,573.48
  4. Step 4: Simplify right side
    88,521.19x = 5,781,554,596.38
  5. Step 5: Solve for x
    x = 5,781,554,596.38/88,521.19
  6. Step 6: Final answer
    x = 65,312.66

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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.