Home / 119,799.44-165,317.24-72,043.52

Finding the Fourth Proportional to 119,799.44, 165,317.24 and 72,043.52

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Solution

The fourth proportional to 119,799.44, 165,317.24 and 72,043.52 is: 99,416.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,799.44 : 165,317.24 = 72,043.52 : x
  2. Step 2: Convert to fraction form
    119,799.44/165,317.24 = 72,043.52/x
  3. Step 3: Cross multiply
    119,799.44x = 165,317.24 × 72,043.52
  4. Step 4: Simplify right side
    119,799.44x = 11,910,035,886.28
  5. Step 5: Solve for x
    x = 11,910,035,886.28/119,799.44
  6. Step 6: Final answer
    x = 99,416.46

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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.