Home / 48,528.64-72,750.40-40,277.12

Finding the Fourth Proportional to 48,528.64, 72,750.40 and 40,277.12

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Solution

The fourth proportional to 48,528.64, 72,750.40 and 40,277.12 is: 60,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,528.64 : 72,750.40 = 40,277.12 : x
  2. Step 2: Convert to fraction form
    48,528.64/72,750.40 = 40,277.12/x
  3. Step 3: Cross multiply
    48,528.64x = 72,750.40 × 40,277.12
  4. Step 4: Simplify right side
    48,528.64x = 2,930,176,590.85
  5. Step 5: Solve for x
    x = 2,930,176,590.85/48,528.64
  6. Step 6: Final answer
    x = 60,380.36

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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.