Home / 95,987.28-143,970.60-25,873.68

Finding the Fourth Proportional to 95,987.28, 143,970.60 and 25,873.68

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Solution

The fourth proportional to 95,987.28, 143,970.60 and 25,873.68 is: 38,807.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,987.28 : 143,970.60 = 25,873.68 : x
  2. Step 2: Convert to fraction form
    95,987.28/143,970.60 = 25,873.68/x
  3. Step 3: Cross multiply
    95,987.28x = 143,970.60 × 25,873.68
  4. Step 4: Simplify right side
    95,987.28x = 3,725,049,233.81
  5. Step 5: Solve for x
    x = 3,725,049,233.81/95,987.28
  6. Step 6: Final answer
    x = 38,807.74

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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.