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Finding the Fourth Proportional to 114,444.60, 157,942.98 and 63,473.64

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Solution

The fourth proportional to 114,444.60, 157,942.98 and 63,473.64 is: 87,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,444.60 : 157,942.98 = 63,473.64 : x
  2. Step 2: Convert to fraction form
    114,444.60/157,942.98 = 63,473.64/x
  3. Step 3: Cross multiply
    114,444.60x = 157,942.98 × 63,473.64
  4. Step 4: Simplify right side
    114,444.60x = 10,025,215,853.05
  5. Step 5: Solve for x
    x = 10,025,215,853.05/114,444.60
  6. Step 6: Final answer
    x = 87,598.85

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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.