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Finding the Fourth Proportional to 114,617.60, 158,164.32 and 63,626.32

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Solution

The fourth proportional to 114,617.60, 158,164.32 and 63,626.32 is: 87,799.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,617.60 : 158,164.32 = 63,626.32 : x
  2. Step 2: Convert to fraction form
    114,617.60/158,164.32 = 63,626.32/x
  3. Step 3: Cross multiply
    114,617.60x = 158,164.32 × 63,626.32
  4. Step 4: Simplify right side
    114,617.60x = 10,063,413,636.90
  5. Step 5: Solve for x
    x = 10,063,413,636.90/114,617.60
  6. Step 6: Final answer
    x = 87,799.90

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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.