Home / 49,758.28-74,637.42-40,974.92

Finding the Fourth Proportional to 49,758.28, 74,637.42 and 40,974.92

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Solution

The fourth proportional to 49,758.28, 74,637.42 and 40,974.92 is: 61,462.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,758.28 : 74,637.42 = 40,974.92 : x
  2. Step 2: Convert to fraction form
    49,758.28/74,637.42 = 40,974.92/x
  3. Step 3: Cross multiply
    49,758.28x = 74,637.42 × 40,974.92
  4. Step 4: Simplify right side
    49,758.28x = 3,058,262,313.51
  5. Step 5: Solve for x
    x = 3,058,262,313.51/49,758.28
  6. Step 6: Final answer
    x = 61,462.38

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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.