Home / 80,496.23-111,087.65-44,686.80

Finding the Fourth Proportional to 80,496.23, 111,087.65 and 44,686.80

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Solution

The fourth proportional to 80,496.23, 111,087.65 and 44,686.80 is: 61,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,496.23 : 111,087.65 = 44,686.80 : x
  2. Step 2: Convert to fraction form
    80,496.23/111,087.65 = 44,686.80/x
  3. Step 3: Cross multiply
    80,496.23x = 111,087.65 × 44,686.80
  4. Step 4: Simplify right side
    80,496.23x = 4,964,151,709.74
  5. Step 5: Solve for x
    x = 4,964,151,709.74/80,496.23
  6. Step 6: Final answer
    x = 61,669.37

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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.