Home / 60,979.36-91,404.24-25,900.96

Finding the Fourth Proportional to 60,979.36, 91,404.24 and 25,900.96

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Solution

The fourth proportional to 60,979.36, 91,404.24 and 25,900.96 is: 38,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,979.36 : 91,404.24 = 25,900.96 : x
  2. Step 2: Convert to fraction form
    60,979.36/91,404.24 = 25,900.96/x
  3. Step 3: Cross multiply
    60,979.36x = 91,404.24 × 25,900.96
  4. Step 4: Simplify right side
    60,979.36x = 2,367,457,564.07
  5. Step 5: Solve for x
    x = 2,367,457,564.07/60,979.36
  6. Step 6: Final answer
    x = 38,823.92

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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.