Home / 107,936.40-148,952.89-60,192.78

Finding the Fourth Proportional to 107,936.40, 148,952.89 and 60,192.78

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Solution

The fourth proportional to 107,936.40, 148,952.89 and 60,192.78 is: 83,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,936.40 : 148,952.89 = 60,192.78 : x
  2. Step 2: Convert to fraction form
    107,936.40/148,952.89 = 60,192.78/x
  3. Step 3: Cross multiply
    107,936.40x = 148,952.89 × 60,192.78
  4. Step 4: Simplify right side
    107,936.40x = 8,965,888,538.13
  5. Step 5: Solve for x
    x = 8,965,888,538.13/107,936.40
  6. Step 6: Final answer
    x = 83,066.40

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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.