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Finding the Fourth Proportional to 114,615.60, 158,161.60 and 63,624.32

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Solution

The fourth proportional to 114,615.60, 158,161.60 and 63,624.32 is: 87,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,615.60 : 158,161.60 = 63,624.32 : x
  2. Step 2: Convert to fraction form
    114,615.60/158,161.60 = 63,624.32/x
  3. Step 3: Cross multiply
    114,615.60x = 158,161.60 × 63,624.32
  4. Step 4: Simplify right side
    114,615.60x = 10,062,924,250.11
  5. Step 5: Solve for x
    x = 10,062,924,250.11/114,615.60
  6. Step 6: Final answer
    x = 87,797.16

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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.