Home / 168,183.40-232,094.18-91,703.76

Finding the Fourth Proportional to 168,183.40, 232,094.18 and 91,703.76

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Solution

The fourth proportional to 168,183.40, 232,094.18 and 91,703.76 is: 126,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,183.40 : 232,094.18 = 91,703.76 : x
  2. Step 2: Convert to fraction form
    168,183.40/232,094.18 = 91,703.76/x
  3. Step 3: Cross multiply
    168,183.40x = 232,094.18 × 91,703.76
  4. Step 4: Simplify right side
    168,183.40x = 21,283,908,980.12
  5. Step 5: Solve for x
    x = 21,283,908,980.12/168,183.40
  6. Step 6: Final answer
    x = 126,551.78

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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.