Home / 161,862.58-223,511.40-101,536.92

Finding the Fourth Proportional to 161,862.58, 223,511.40 and 101,536.92

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Solution

The fourth proportional to 161,862.58, 223,511.40 and 101,536.92 is: 140,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,862.58 : 223,511.40 = 101,536.92 : x
  2. Step 2: Convert to fraction form
    161,862.58/223,511.40 = 101,536.92/x
  3. Step 3: Cross multiply
    161,862.58x = 223,511.40 × 101,536.92
  4. Step 4: Simplify right side
    161,862.58x = 22,694,659,140.89
  5. Step 5: Solve for x
    x = 22,694,659,140.89/161,862.58
  6. Step 6: Final answer
    x = 140,209.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.