Home / 74,049.80-111,315.26-59,418.77

Finding the Fourth Proportional to 74,049.80, 111,315.26 and 59,418.77

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Solution

The fourth proportional to 74,049.80, 111,315.26 and 59,418.77 is: 89,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,049.80 : 111,315.26 = 59,418.77 : x
  2. Step 2: Convert to fraction form
    74,049.80/111,315.26 = 59,418.77/x
  3. Step 3: Cross multiply
    74,049.80x = 111,315.26 × 59,418.77
  4. Step 4: Simplify right side
    74,049.80x = 6,614,215,423.40
  5. Step 5: Solve for x
    x = 6,614,215,423.40/74,049.80
  6. Step 6: Final answer
    x = 89,321.18

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1.5x scale

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.