Home / 102,508.19-153,761.37-32,387.50

Finding the Fourth Proportional to 102,508.19, 153,761.37 and 32,387.50

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Solution

The fourth proportional to 102,508.19, 153,761.37 and 32,387.50 is: 48,580.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,508.19 : 153,761.37 = 32,387.50 : x
  2. Step 2: Convert to fraction form
    102,508.19/153,761.37 = 32,387.50/x
  3. Step 3: Cross multiply
    102,508.19x = 153,761.37 × 32,387.50
  4. Step 4: Simplify right side
    102,508.19x = 4,979,946,370.88
  5. Step 5: Solve for x
    x = 4,979,946,370.88/102,508.19
  6. Step 6: Final answer
    x = 48,580.96

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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.