Home / 48,929.60-73,394.40-17,760.80

Finding the Fourth Proportional to 48,929.60, 73,394.40 and 17,760.80

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Solution

The fourth proportional to 48,929.60, 73,394.40 and 17,760.80 is: 26,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929.60 : 73,394.40 = 17,760.80 : x
  2. Step 2: Convert to fraction form
    48,929.60/73,394.40 = 17,760.80/x
  3. Step 3: Cross multiply
    48,929.60x = 73,394.40 × 17,760.80
  4. Step 4: Simplify right side
    48,929.60x = 1,303,543,259.52
  5. Step 5: Solve for x
    x = 1,303,543,259.52/48,929.60
  6. Step 6: Final answer
    x = 26,641.20

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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.