Home / 48,373.44-72,553.68-18,788.40

Finding the Fourth Proportional to 48,373.44, 72,553.68 and 18,788.40

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Solution

The fourth proportional to 48,373.44, 72,553.68 and 18,788.40 is: 28,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,373.44 : 72,553.68 = 18,788.40 : x
  2. Step 2: Convert to fraction form
    48,373.44/72,553.68 = 18,788.40/x
  3. Step 3: Cross multiply
    48,373.44x = 72,553.68 × 18,788.40
  4. Step 4: Simplify right side
    48,373.44x = 1,363,167,561.31
  5. Step 5: Solve for x
    x = 1,363,167,561.31/48,373.44
  6. Step 6: Final answer
    x = 28,180.08

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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.