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Finding the Fourth Proportional to 48,614.76, 72,919.35 and 15,334.08

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Solution

The fourth proportional to 48,614.76, 72,919.35 and 15,334.08 is: 23,000.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614.76 : 72,919.35 = 15,334.08 : x
  2. Step 2: Convert to fraction form
    48,614.76/72,919.35 = 15,334.08/x
  3. Step 3: Cross multiply
    48,614.76x = 72,919.35 × 15,334.08
  4. Step 4: Simplify right side
    48,614.76x = 1,118,151,146.45
  5. Step 5: Solve for x
    x = 1,118,151,146.45/48,614.76
  6. Step 6: Final answer
    x = 23,000.24

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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.