Home / 101,589.18-140,194.10-61,295.14

Finding the Fourth Proportional to 101,589.18, 140,194.10 and 61,295.14

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Solution

The fourth proportional to 101,589.18, 140,194.10 and 61,295.14 is: 84,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,589.18 : 140,194.10 = 61,295.14 : x
  2. Step 2: Convert to fraction form
    101,589.18/140,194.10 = 61,295.14/x
  3. Step 3: Cross multiply
    101,589.18x = 140,194.10 × 61,295.14
  4. Step 4: Simplify right side
    101,589.18x = 8,593,216,986.67
  5. Step 5: Solve for x
    x = 8,593,216,986.67/101,589.18
  6. Step 6: Final answer
    x = 84,587.92

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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.