Home / 101,612.24-140,229.92-61,325.36

Finding the Fourth Proportional to 101,612.24, 140,229.92 and 61,325.36

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Solution

The fourth proportional to 101,612.24, 140,229.92 and 61,325.36 is: 84,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,612.24 : 140,229.92 = 61,325.36 : x
  2. Step 2: Convert to fraction form
    101,612.24/140,229.92 = 61,325.36/x
  3. Step 3: Cross multiply
    101,612.24x = 140,229.92 × 61,325.36
  4. Step 4: Simplify right side
    101,612.24x = 8,599,650,326.77
  5. Step 5: Solve for x
    x = 8,599,650,326.77/101,612.24
  6. Step 6: Final answer
    x = 84,632.03

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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.