Home / 69,824.13-96,340.91-39,602.49

Finding the Fourth Proportional to 69,824.13, 96,340.91 and 39,602.49

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Solution

The fourth proportional to 69,824.13, 96,340.91 and 39,602.49 is: 54,642.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,824.13 : 96,340.91 = 39,602.49 : x
  2. Step 2: Convert to fraction form
    69,824.13/96,340.91 = 39,602.49/x
  3. Step 3: Cross multiply
    69,824.13x = 96,340.91 × 39,602.49
  4. Step 4: Simplify right side
    69,824.13x = 3,815,339,726.85
  5. Step 5: Solve for x
    x = 3,815,339,726.85/69,824.13
  6. Step 6: Final answer
    x = 54,642.14

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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.