Home / 80,660.67-111,314.30-44,852.19

Finding the Fourth Proportional to 80,660.67, 111,314.30 and 44,852.19

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Solution

The fourth proportional to 80,660.67, 111,314.30 and 44,852.19 is: 61,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,660.67 : 111,314.30 = 44,852.19 : x
  2. Step 2: Convert to fraction form
    80,660.67/111,314.30 = 44,852.19/x
  3. Step 3: Cross multiply
    80,660.67x = 111,314.30 × 44,852.19
  4. Step 4: Simplify right side
    80,660.67x = 4,992,689,909.06
  5. Step 5: Solve for x
    x = 4,992,689,909.06/80,660.67
  6. Step 6: Final answer
    x = 61,897.45

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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.