Home / 105,394.68-158,094.08-38,800.53

Finding the Fourth Proportional to 105,394.68, 158,094.08 and 38,800.53

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Solution

The fourth proportional to 105,394.68, 158,094.08 and 38,800.53 is: 58,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,394.68 : 158,094.08 = 38,800.53 : x
  2. Step 2: Convert to fraction form
    105,394.68/158,094.08 = 38,800.53/x
  3. Step 3: Cross multiply
    105,394.68x = 158,094.08 × 38,800.53
  4. Step 4: Simplify right side
    105,394.68x = 6,134,134,856.47
  5. Step 5: Solve for x
    x = 6,134,134,856.47/105,394.68
  6. Step 6: Final answer
    x = 58,201.56

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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.