Home / 147,576.32-221,515.14-108,015.92

Finding the Fourth Proportional to 147,576.32, 221,515.14 and 108,015.92

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Solution

The fourth proportional to 147,576.32, 221,515.14 and 108,015.92 is: 162,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,576.32 : 221,515.14 = 108,015.92 : x
  2. Step 2: Convert to fraction form
    147,576.32/221,515.14 = 108,015.92/x
  3. Step 3: Cross multiply
    147,576.32x = 221,515.14 × 108,015.92
  4. Step 4: Simplify right side
    147,576.32x = 23,927,161,641.03
  5. Step 5: Solve for x
    x = 23,927,161,641.03/147,576.32
  6. Step 6: Final answer
    x = 162,134.15

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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.