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Finding the Fourth Proportional to 60,924.47, 91,356.73 and 21,475.85

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Solution

The fourth proportional to 60,924.47, 91,356.73 and 21,475.85 is: 32,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,924.47 : 91,356.73 = 21,475.85 : x
  2. Step 2: Convert to fraction form
    60,924.47/91,356.73 = 21,475.85/x
  3. Step 3: Cross multiply
    60,924.47x = 91,356.73 × 21,475.85
  4. Step 4: Simplify right side
    60,924.47x = 1,961,962,919.50
  5. Step 5: Solve for x
    x = 1,961,962,919.50/60,924.47
  6. Step 6: Final answer
    x = 32,203.20

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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.