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Finding the Fourth Proportional to 76,034.97, 104,927.67 and 42,500.97

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Solution

The fourth proportional to 76,034.97, 104,927.67 and 42,500.97 is: 58,651.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,034.97 : 104,927.67 = 42,500.97 : x
  2. Step 2: Convert to fraction form
    76,034.97/104,927.67 = 42,500.97/x
  3. Step 3: Cross multiply
    76,034.97x = 104,927.67 × 42,500.97
  4. Step 4: Simplify right side
    76,034.97x = 4,459,527,754.84
  5. Step 5: Solve for x
    x = 4,459,527,754.84/76,034.97
  6. Step 6: Final answer
    x = 58,651.01

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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.