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Finding the Fourth Proportional to 114,612.68, 158,165.76 and 63,626.16

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Solution

The fourth proportional to 114,612.68, 158,165.76 and 63,626.16 is: 87,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,612.68 : 158,165.76 = 63,626.16 : x
  2. Step 2: Convert to fraction form
    114,612.68/158,165.76 = 63,626.16/x
  3. Step 3: Cross multiply
    114,612.68x = 158,165.76 × 63,626.16
  4. Step 4: Simplify right side
    114,612.68x = 10,063,479,952.28
  5. Step 5: Solve for x
    x = 10,063,479,952.28/114,612.68
  6. Step 6: Final answer
    x = 87,804.25

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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.