Home / 69,987.41-96,584.13-38,156.52

Finding the Fourth Proportional to 69,987.41, 96,584.13 and 38,156.52

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Solution

The fourth proportional to 69,987.41, 96,584.13 and 38,156.52 is: 52,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,987.41 : 96,584.13 = 38,156.52 : x
  2. Step 2: Convert to fraction form
    69,987.41/96,584.13 = 38,156.52/x
  3. Step 3: Cross multiply
    69,987.41x = 96,584.13 × 38,156.52
  4. Step 4: Simplify right side
    69,987.41x = 3,685,314,097.25
  5. Step 5: Solve for x
    x = 3,685,314,097.25/69,987.41
  6. Step 6: Final answer
    x = 52,656.82

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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.