Home / 158,955.60-238,432.78-40,626.75

Finding the Fourth Proportional to 158,955.60, 238,432.78 and 40,626.75

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Solution

The fourth proportional to 158,955.60, 238,432.78 and 40,626.75 is: 60,939.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,955.60 : 238,432.78 = 40,626.75 : x
  2. Step 2: Convert to fraction form
    158,955.60/238,432.78 = 40,626.75/x
  3. Step 3: Cross multiply
    158,955.60x = 238,432.78 × 40,626.75
  4. Step 4: Simplify right side
    158,955.60x = 9,686,748,944.87
  5. Step 5: Solve for x
    x = 9,686,748,944.87/158,955.60
  6. Step 6: Final answer
    x = 60,939.97

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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.