Home / 70,908.28-106,262.18-39,332.24

Finding the Fourth Proportional to 70,908.28, 106,262.18 and 39,332.24

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Solution

The fourth proportional to 70,908.28, 106,262.18 and 39,332.24 is: 58,942.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,908.28 : 106,262.18 = 39,332.24 : x
  2. Step 2: Convert to fraction form
    70,908.28/106,262.18 = 39,332.24/x
  3. Step 3: Cross multiply
    70,908.28x = 106,262.18 × 39,332.24
  4. Step 4: Simplify right side
    70,908.28x = 4,179,529,566.68
  5. Step 5: Solve for x
    x = 4,179,529,566.68/70,908.28
  6. Step 6: Final answer
    x = 58,942.76

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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.