Home / 48,750.60-73,125.55-13,690.29

Finding the Fourth Proportional to 48,750.60, 73,125.55 and 13,690.29

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Solution

The fourth proportional to 48,750.60, 73,125.55 and 13,690.29 is: 20,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,750.60 : 73,125.55 = 13,690.29 : x
  2. Step 2: Convert to fraction form
    48,750.60/73,125.55 = 13,690.29/x
  3. Step 3: Cross multiply
    48,750.60x = 73,125.55 × 13,690.29
  4. Step 4: Simplify right side
    48,750.60x = 1,001,109,586.06
  5. Step 5: Solve for x
    x = 1,001,109,586.06/48,750.60
  6. Step 6: Final answer
    x = 20,535.33

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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.