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Finding the Fourth Proportional to 106,950.92, 147,527.70 and 68,697.59

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Solution

The fourth proportional to 106,950.92, 147,527.70 and 68,697.59 is: 94,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,950.92 : 147,527.70 = 68,697.59 : x
  2. Step 2: Convert to fraction form
    106,950.92/147,527.70 = 68,697.59/x
  3. Step 3: Cross multiply
    106,950.92x = 147,527.70 × 68,697.59
  4. Step 4: Simplify right side
    106,950.92x = 10,134,797,448.24
  5. Step 5: Solve for x
    x = 10,134,797,448.24/106,950.92
  6. Step 6: Final answer
    x = 94,761.20

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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.