Home / 103,327.20-154,842.90-58,862.10

Finding the Fourth Proportional to 103,327.20, 154,842.90 and 58,862.10

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Solution

The fourth proportional to 103,327.20, 154,842.90 and 58,862.10 is: 88,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,327.20 : 154,842.90 = 58,862.10 : x
  2. Step 2: Convert to fraction form
    103,327.20/154,842.90 = 58,862.10/x
  3. Step 3: Cross multiply
    103,327.20x = 154,842.90 × 58,862.10
  4. Step 4: Simplify right side
    103,327.20x = 9,114,378,264.09
  5. Step 5: Solve for x
    x = 9,114,378,264.09/103,327.20
  6. Step 6: Final answer
    x = 88,208.90

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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.