Home / 105,526.33-158,272.39-38,997.79

Finding the Fourth Proportional to 105,526.33, 158,272.39 and 38,997.79

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Solution

The fourth proportional to 105,526.33, 158,272.39 and 38,997.79 is: 58,490.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,526.33 : 158,272.39 = 38,997.79 : x
  2. Step 2: Convert to fraction form
    105,526.33/158,272.39 = 38,997.79/x
  3. Step 3: Cross multiply
    105,526.33x = 158,272.39 × 38,997.79
  4. Step 4: Simplify right side
    105,526.33x = 6,172,273,428.02
  5. Step 5: Solve for x
    x = 6,172,273,428.02/105,526.33
  6. Step 6: Final answer
    x = 58,490.36

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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.