Home / 88,324.40-132,543.30-48,909.80

Finding the Fourth Proportional to 88,324.40, 132,543.30 and 48,909.80

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Solution

The fourth proportional to 88,324.40, 132,543.30 and 48,909.80 is: 73,396.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,324.40 : 132,543.30 = 48,909.80 : x
  2. Step 2: Convert to fraction form
    88,324.40/132,543.30 = 48,909.80/x
  3. Step 3: Cross multiply
    88,324.40x = 132,543.30 × 48,909.80
  4. Step 4: Simplify right side
    88,324.40x = 6,482,666,294.34
  5. Step 5: Solve for x
    x = 6,482,666,294.34/88,324.40
  6. Step 6: Final answer
    x = 73,396.10

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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.