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Finding the Fourth Proportional to 110,616.60, 152,656.74 and 60,318.84

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Solution

The fourth proportional to 110,616.60, 152,656.74 and 60,318.84 is: 83,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,616.60 : 152,656.74 = 60,318.84 : x
  2. Step 2: Convert to fraction form
    110,616.60/152,656.74 = 60,318.84/x
  3. Step 3: Cross multiply
    110,616.60x = 152,656.74 × 60,318.84
  4. Step 4: Simplify right side
    110,616.60x = 9,208,077,474.98
  5. Step 5: Solve for x
    x = 9,208,077,474.98/110,616.60
  6. Step 6: Final answer
    x = 83,243.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.