Home / 48,118.28-72,189.86-14,837.60

Finding the Fourth Proportional to 48,118.28, 72,189.86 and 14,837.60

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Solution

The fourth proportional to 48,118.28, 72,189.86 and 14,837.60 is: 22,260.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,118.28 : 72,189.86 = 14,837.60 : x
  2. Step 2: Convert to fraction form
    48,118.28/72,189.86 = 14,837.60/x
  3. Step 3: Cross multiply
    48,118.28x = 72,189.86 × 14,837.60
  4. Step 4: Simplify right side
    48,118.28x = 1,071,123,831.60
  5. Step 5: Solve for x
    x = 1,071,123,831.60/48,118.28
  6. Step 6: Final answer
    x = 22,260.23

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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.