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Finding the Fourth Proportional to 94,760.92, 130,770.32 and 51,740.47

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Solution

The fourth proportional to 94,760.92, 130,770.32 and 51,740.47 is: 71,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,760.92 : 130,770.32 = 51,740.47 : x
  2. Step 2: Convert to fraction form
    94,760.92/130,770.32 = 51,740.47/x
  3. Step 3: Cross multiply
    94,760.92x = 130,770.32 × 51,740.47
  4. Step 4: Simplify right side
    94,760.92x = 6,766,117,233.22
  5. Step 5: Solve for x
    x = 6,766,117,233.22/94,760.92
  6. Step 6: Final answer
    x = 71,401.98

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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.