Home / 171,520.76-236,716.18-98,926.48

Finding the Fourth Proportional to 171,520.76, 236,716.18 and 98,926.48

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Solution

The fourth proportional to 171,520.76, 236,716.18 and 98,926.48 is: 136,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,520.76 : 236,716.18 = 98,926.48 : x
  2. Step 2: Convert to fraction form
    171,520.76/236,716.18 = 98,926.48/x
  3. Step 3: Cross multiply
    171,520.76x = 236,716.18 × 98,926.48
  4. Step 4: Simplify right side
    171,520.76x = 23,417,498,446.45
  5. Step 5: Solve for x
    x = 23,417,498,446.45/171,520.76
  6. Step 6: Final answer
    x = 136,528.65

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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.