Home / 147,575.32-221,513.64-108,014.92

Finding the Fourth Proportional to 147,575.32, 221,513.64 and 108,014.92

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Solution

The fourth proportional to 147,575.32, 221,513.64 and 108,014.92 is: 162,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,575.32 : 221,513.64 = 108,014.92 : x
  2. Step 2: Convert to fraction form
    147,575.32/221,513.64 = 108,014.92/x
  3. Step 3: Cross multiply
    147,575.32x = 221,513.64 × 108,014.92
  4. Step 4: Simplify right side
    147,575.32x = 23,926,778,103.51
  5. Step 5: Solve for x
    x = 23,926,778,103.51/147,575.32
  6. Step 6: Final answer
    x = 162,132.65

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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.