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Finding the Fourth Proportional to 60,507.64, 90,765.78 and 16,134.16

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Solution

The fourth proportional to 60,507.64, 90,765.78 and 16,134.16 is: 24,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507.64 : 90,765.78 = 16,134.16 : x
  2. Step 2: Convert to fraction form
    60,507.64/90,765.78 = 16,134.16/x
  3. Step 3: Cross multiply
    60,507.64x = 90,765.78 × 16,134.16
  4. Step 4: Simplify right side
    60,507.64x = 1,464,429,617.04
  5. Step 5: Solve for x
    x = 1,464,429,617.04/60,507.64
  6. Step 6: Final answer
    x = 24,202.39

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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.