Home / 80,658.95-111,306.42-44,360.08

Finding the Fourth Proportional to 80,658.95, 111,306.42 and 44,360.08

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Solution

The fourth proportional to 80,658.95, 111,306.42 and 44,360.08 is: 61,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,658.95 : 111,306.42 = 44,360.08 : x
  2. Step 2: Convert to fraction form
    80,658.95/111,306.42 = 44,360.08/x
  3. Step 3: Cross multiply
    80,658.95x = 111,306.42 × 44,360.08
  4. Step 4: Simplify right side
    80,658.95x = 4,937,561,417.45
  5. Step 5: Solve for x
    x = 4,937,561,417.45/80,658.95
  6. Step 6: Final answer
    x = 61,215.30

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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.