Home / 119,994.88-165,637.12-72,250.24

Finding the Fourth Proportional to 119,994.88, 165,637.12 and 72,250.24

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Solution

The fourth proportional to 119,994.88, 165,637.12 and 72,250.24 is: 99,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,994.88 : 165,637.12 = 72,250.24 : x
  2. Step 2: Convert to fraction form
    119,994.88/165,637.12 = 72,250.24/x
  3. Step 3: Cross multiply
    119,994.88x = 165,637.12 × 72,250.24
  4. Step 4: Simplify right side
    119,994.88x = 11,967,321,672.91
  5. Step 5: Solve for x
    x = 11,967,321,672.91/119,994.88
  6. Step 6: Final answer
    x = 99,731.94

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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.