Home / 63,371.19-87,452.32-39,497.84

Finding the Fourth Proportional to 63,371.19, 87,452.32 and 39,497.84

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Solution

The fourth proportional to 63,371.19, 87,452.32 and 39,497.84 is: 54,507.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,371.19 : 87,452.32 = 39,497.84 : x
  2. Step 2: Convert to fraction form
    63,371.19/87,452.32 = 39,497.84/x
  3. Step 3: Cross multiply
    63,371.19x = 87,452.32 × 39,497.84
  4. Step 4: Simplify right side
    63,371.19x = 3,454,177,742.99
  5. Step 5: Solve for x
    x = 3,454,177,742.99/63,371.19
  6. Step 6: Final answer
    x = 54,507.07

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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.