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Finding the Fourth Proportional to 114,146.96, 157,527.44 and 63,158.80

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Solution

The fourth proportional to 114,146.96, 157,527.44 and 63,158.80 is: 87,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,146.96 : 157,527.44 = 63,158.80 : x
  2. Step 2: Convert to fraction form
    114,146.96/157,527.44 = 63,158.80/x
  3. Step 3: Cross multiply
    114,146.96x = 157,527.44 × 63,158.80
  4. Step 4: Simplify right side
    114,146.96x = 9,949,244,077.47
  5. Step 5: Solve for x
    x = 9,949,244,077.47/114,146.96
  6. Step 6: Final answer
    x = 87,161.71

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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.