Home / 109,998.40-165,042.24-39,883.36

Finding the Fourth Proportional to 109,998.40, 165,042.24 and 39,883.36

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Solution

The fourth proportional to 109,998.40, 165,042.24 and 39,883.36 is: 59,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,998.40 : 165,042.24 = 39,883.36 : x
  2. Step 2: Convert to fraction form
    109,998.40/165,042.24 = 39,883.36/x
  3. Step 3: Cross multiply
    109,998.40x = 165,042.24 × 39,883.36
  4. Step 4: Simplify right side
    109,998.40x = 6,582,439,073.13
  5. Step 5: Solve for x
    x = 6,582,439,073.13/109,998.40
  6. Step 6: Final answer
    x = 59,841.23

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1.5x scale

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.