Home / 103,614.44-142,982.06-58,294.33

Finding the Fourth Proportional to 103,614.44, 142,982.06 and 58,294.33

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Solution

The fourth proportional to 103,614.44, 142,982.06 and 58,294.33 is: 80,442.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.44 : 142,982.06 = 58,294.33 : x
  2. Step 2: Convert to fraction form
    103,614.44/142,982.06 = 58,294.33/x
  3. Step 3: Cross multiply
    103,614.44x = 142,982.06 × 58,294.33
  4. Step 4: Simplify right side
    103,614.44x = 8,335,042,740.79
  5. Step 5: Solve for x
    x = 8,335,042,740.79/103,614.44
  6. Step 6: Final answer
    x = 80,442.87

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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.