Home / 80,574.16-111,187.20-44,763.52

Finding the Fourth Proportional to 80,574.16, 111,187.20 and 44,763.52

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Solution

The fourth proportional to 80,574.16, 111,187.20 and 44,763.52 is: 61,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,574.16 : 111,187.20 = 44,763.52 : x
  2. Step 2: Convert to fraction form
    80,574.16/111,187.20 = 44,763.52/x
  3. Step 3: Cross multiply
    80,574.16x = 111,187.20 × 44,763.52
  4. Step 4: Simplify right side
    80,574.16x = 4,977,130,450.94
  5. Step 5: Solve for x
    x = 4,977,130,450.94/80,574.16
  6. Step 6: Final answer
    x = 61,770.80

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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.