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Finding the Fourth Proportional to 162,034.54, 223,654.60 and 94,066.78

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Solution

The fourth proportional to 162,034.54, 223,654.60 and 94,066.78 is: 129,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,034.54 : 223,654.60 = 94,066.78 : x
  2. Step 2: Convert to fraction form
    162,034.54/223,654.60 = 94,066.78/x
  3. Step 3: Cross multiply
    162,034.54x = 223,654.60 × 94,066.78
  4. Step 4: Simplify right side
    162,034.54x = 21,038,468,054.19
  5. Step 5: Solve for x
    x = 21,038,468,054.19/162,034.54
  6. Step 6: Final answer
    x = 129,839.40

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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.