Home / 48,499.17-72,749.70-15,220.32

Finding the Fourth Proportional to 48,499.17, 72,749.70 and 15,220.32

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Solution

The fourth proportional to 48,499.17, 72,749.70 and 15,220.32 is: 22,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,499.17 : 72,749.70 = 15,220.32 : x
  2. Step 2: Convert to fraction form
    48,499.17/72,749.70 = 15,220.32/x
  3. Step 3: Cross multiply
    48,499.17x = 72,749.70 × 15,220.32
  4. Step 4: Simplify right side
    48,499.17x = 1,107,273,713.90
  5. Step 5: Solve for x
    x = 1,107,273,713.90/48,499.17
  6. Step 6: Final answer
    x = 22,830.78

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1.5x scale

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.