Home / 120,110.22-165,767.31-69,799.50

Finding the Fourth Proportional to 120,110.22, 165,767.31 and 69,799.50

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Solution

The fourth proportional to 120,110.22, 165,767.31 and 69,799.50 is: 96,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,110.22 : 165,767.31 = 69,799.50 : x
  2. Step 2: Convert to fraction form
    120,110.22/165,767.31 = 69,799.50/x
  3. Step 3: Cross multiply
    120,110.22x = 165,767.31 × 69,799.50
  4. Step 4: Simplify right side
    120,110.22x = 11,570,475,354.35
  5. Step 5: Solve for x
    x = 11,570,475,354.35/120,110.22
  6. Step 6: Final answer
    x = 96,332.15

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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.