Home / 104,655.22-156,981.54-25,770.13

Finding the Fourth Proportional to 104,655.22, 156,981.54 and 25,770.13

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Solution

The fourth proportional to 104,655.22, 156,981.54 and 25,770.13 is: 38,654.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,655.22 : 156,981.54 = 25,770.13 : x
  2. Step 2: Convert to fraction form
    104,655.22/156,981.54 = 25,770.13/x
  3. Step 3: Cross multiply
    104,655.22x = 156,981.54 × 25,770.13
  4. Step 4: Simplify right side
    104,655.22x = 4,045,434,693.40
  5. Step 5: Solve for x
    x = 4,045,434,693.40/104,655.22
  6. Step 6: Final answer
    x = 38,654.88

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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.