Home / 38,949.60-58,430.16-15,575.52

Finding the Fourth Proportional to 38,949.60, 58,430.16 and 15,575.52

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Solution

The fourth proportional to 38,949.60, 58,430.16 and 15,575.52 is: 23,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,949.60 : 58,430.16 = 15,575.52 : x
  2. Step 2: Convert to fraction form
    38,949.60/58,430.16 = 15,575.52/x
  3. Step 3: Cross multiply
    38,949.60x = 58,430.16 × 15,575.52
  4. Step 4: Simplify right side
    38,949.60x = 910,080,125.68
  5. Step 5: Solve for x
    x = 910,080,125.68/38,949.60
  6. Step 6: Final answer
    x = 23,365.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.