Home / 105,432.36-158,148.74-26,546.05

Finding the Fourth Proportional to 105,432.36, 158,148.74 and 26,546.05

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Solution

The fourth proportional to 105,432.36, 158,148.74 and 26,546.05 is: 39,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,432.36 : 158,148.74 = 26,546.05 : x
  2. Step 2: Convert to fraction form
    105,432.36/158,148.74 = 26,546.05/x
  3. Step 3: Cross multiply
    105,432.36x = 158,148.74 × 26,546.05
  4. Step 4: Simplify right side
    105,432.36x = 4,198,224,359.48
  5. Step 5: Solve for x
    x = 4,198,224,359.48/105,432.36
  6. Step 6: Final answer
    x = 39,819.13

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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.