Home / 55,581.30-83,335.05-30,633.30

Finding the Fourth Proportional to 55,581.30, 83,335.05 and 30,633.30

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Solution

The fourth proportional to 55,581.30, 83,335.05 and 30,633.30 is: 45,929.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,581.30 : 83,335.05 = 30,633.30 : x
  2. Step 2: Convert to fraction form
    55,581.30/83,335.05 = 30,633.30/x
  3. Step 3: Cross multiply
    55,581.30x = 83,335.05 × 30,633.30
  4. Step 4: Simplify right side
    55,581.30x = 2,552,827,587.17
  5. Step 5: Solve for x
    x = 2,552,827,587.17/55,581.30
  6. Step 6: Final answer
    x = 45,929.61

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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.