Home / 102,546.20-153,819.30-36,061.40

Finding the Fourth Proportional to 102,546.20, 153,819.30 and 36,061.40

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Solution

The fourth proportional to 102,546.20, 153,819.30 and 36,061.40 is: 54,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,546.20 : 153,819.30 = 36,061.40 : x
  2. Step 2: Convert to fraction form
    102,546.20/153,819.30 = 36,061.40/x
  3. Step 3: Cross multiply
    102,546.20x = 153,819.30 × 36,061.40
  4. Step 4: Simplify right side
    102,546.20x = 5,546,939,305.02
  5. Step 5: Solve for x
    x = 5,546,939,305.02/102,546.20
  6. Step 6: Final answer
    x = 54,092.10

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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.