Home / 120,196.28-165,883.26-69,210.92

Finding the Fourth Proportional to 120,196.28, 165,883.26 and 69,210.92

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Solution

The fourth proportional to 120,196.28, 165,883.26 and 69,210.92 is: 95,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,196.28 : 165,883.26 = 69,210.92 : x
  2. Step 2: Convert to fraction form
    120,196.28/165,883.26 = 69,210.92/x
  3. Step 3: Cross multiply
    120,196.28x = 165,883.26 × 69,210.92
  4. Step 4: Simplify right side
    120,196.28x = 11,480,933,037.20
  5. Step 5: Solve for x
    x = 11,480,933,037.20/120,196.28
  6. Step 6: Final answer
    x = 95,518.21

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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.