Home / 77,399.22-106,801.41-45,561.97

Finding the Fourth Proportional to 77,399.22, 106,801.41 and 45,561.97

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Solution

The fourth proportional to 77,399.22, 106,801.41 and 45,561.97 is: 62,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,399.22 : 106,801.41 = 45,561.97 : x
  2. Step 2: Convert to fraction form
    77,399.22/106,801.41 = 45,561.97/x
  3. Step 3: Cross multiply
    77,399.22x = 106,801.41 × 45,561.97
  4. Step 4: Simplify right side
    77,399.22x = 4,866,082,638.38
  5. Step 5: Solve for x
    x = 4,866,082,638.38/77,399.22
  6. Step 6: Final answer
    x = 62,869.92

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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.