Home / 171,176.40-236,241.08-98,581.66

Finding the Fourth Proportional to 171,176.40, 236,241.08 and 98,581.66

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Solution

The fourth proportional to 171,176.40, 236,241.08 and 98,581.66 is: 136,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,176.40 : 236,241.08 = 98,581.66 : x
  2. Step 2: Convert to fraction form
    171,176.40/236,241.08 = 98,581.66/x
  3. Step 3: Cross multiply
    171,176.40x = 236,241.08 × 98,581.66
  4. Step 4: Simplify right side
    171,176.40x = 23,289,037,826.59
  5. Step 5: Solve for x
    x = 23,289,037,826.59/171,176.40
  6. Step 6: Final answer
    x = 136,052.85

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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.