Home / 74,561.44-111,807.60-27,801.76

Finding the Fourth Proportional to 74,561.44, 111,807.60 and 27,801.76

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Solution

The fourth proportional to 74,561.44, 111,807.60 and 27,801.76 is: 41,689.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,561.44 : 111,807.60 = 27,801.76 : x
  2. Step 2: Convert to fraction form
    74,561.44/111,807.60 = 27,801.76/x
  3. Step 3: Cross multiply
    74,561.44x = 111,807.60 × 27,801.76
  4. Step 4: Simplify right side
    74,561.44x = 3,108,448,061.38
  5. Step 5: Solve for x
    x = 3,108,448,061.38/74,561.44
  6. Step 6: Final answer
    x = 41,689.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.