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Finding the Fourth Proportional to 118,530.60, 163,432.44 and 95,799.30

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Solution

The fourth proportional to 118,530.60, 163,432.44 and 95,799.30 is: 132,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,530.60 : 163,432.44 = 95,799.30 : x
  2. Step 2: Convert to fraction form
    118,530.60/163,432.44 = 95,799.30/x
  3. Step 3: Cross multiply
    118,530.60x = 163,432.44 × 95,799.30
  4. Step 4: Simplify right side
    118,530.60x = 15,656,713,349.29
  5. Step 5: Solve for x
    x = 15,656,713,349.29/118,530.60
  6. Step 6: Final answer
    x = 132,090.05

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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.