Home / 48,877.20-73,301.40-19,285.20

Finding the Fourth Proportional to 48,877.20, 73,301.40 and 19,285.20

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Solution

The fourth proportional to 48,877.20, 73,301.40 and 19,285.20 is: 28,922.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,877.20 : 73,301.40 = 19,285.20 : x
  2. Step 2: Convert to fraction form
    48,877.20/73,301.40 = 19,285.20/x
  3. Step 3: Cross multiply
    48,877.20x = 73,301.40 × 19,285.20
  4. Step 4: Simplify right side
    48,877.20x = 1,413,632,159.28
  5. Step 5: Solve for x
    x = 1,413,632,159.28/48,877.20
  6. Step 6: Final answer
    x = 28,922.12

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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.