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Finding the Fourth Proportional to 153,268.96, 229,903.53 and 42,460.96

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Solution

The fourth proportional to 153,268.96, 229,903.53 and 42,460.96 is: 63,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,268.96 : 229,903.53 = 42,460.96 : x
  2. Step 2: Convert to fraction form
    153,268.96/229,903.53 = 42,460.96/x
  3. Step 3: Cross multiply
    153,268.96x = 229,903.53 × 42,460.96
  4. Step 4: Simplify right side
    153,268.96x = 9,761,924,591.19
  5. Step 5: Solve for x
    x = 9,761,924,591.19/153,268.96
  6. Step 6: Final answer
    x = 63,691.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.