Home / 80,897.01-111,641.67-45,087.27

Finding the Fourth Proportional to 80,897.01, 111,641.67 and 45,087.27

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Solution

The fourth proportional to 80,897.01, 111,641.67 and 45,087.27 is: 62,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,897.01 : 111,641.67 = 45,087.27 : x
  2. Step 2: Convert to fraction form
    80,897.01/111,641.67 = 45,087.27/x
  3. Step 3: Cross multiply
    80,897.01x = 111,641.67 × 45,087.27
  4. Step 4: Simplify right side
    80,897.01x = 5,033,617,560.33
  5. Step 5: Solve for x
    x = 5,033,617,560.33/80,897.01
  6. Step 6: Final answer
    x = 62,222.55

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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.