Home / 102,577.20-153,877.80-32,463.60

Finding the Fourth Proportional to 102,577.20, 153,877.80 and 32,463.60

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Solution

The fourth proportional to 102,577.20, 153,877.80 and 32,463.60 is: 48,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,577.20 : 153,877.80 = 32,463.60 : x
  2. Step 2: Convert to fraction form
    102,577.20/153,877.80 = 32,463.60/x
  3. Step 3: Cross multiply
    102,577.20x = 153,877.80 × 32,463.60
  4. Step 4: Simplify right side
    102,577.20x = 4,995,427,348.08
  5. Step 5: Solve for x
    x = 4,995,427,348.08/102,577.20
  6. Step 6: Final answer
    x = 48,699.20

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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.