Home / 88,030.20-132,044.10-28,867.80

Finding the Fourth Proportional to 88,030.20, 132,044.10 and 28,867.80

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Solution

The fourth proportional to 88,030.20, 132,044.10 and 28,867.80 is: 43,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,030.20 : 132,044.10 = 28,867.80 : x
  2. Step 2: Convert to fraction form
    88,030.20/132,044.10 = 28,867.80/x
  3. Step 3: Cross multiply
    88,030.20x = 132,044.10 × 28,867.80
  4. Step 4: Simplify right side
    88,030.20x = 3,811,822,669.98
  5. Step 5: Solve for x
    x = 3,811,822,669.98/88,030.20
  6. Step 6: Final answer
    x = 43,301.31

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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.