Home / 168,118.57-232,002.11-91,637.65

Finding the Fourth Proportional to 168,118.57, 232,002.11 and 91,637.65

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Solution

The fourth proportional to 168,118.57, 232,002.11 and 91,637.65 is: 126,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,118.57 : 232,002.11 = 91,637.65 : x
  2. Step 2: Convert to fraction form
    168,118.57/232,002.11 = 91,637.65/x
  3. Step 3: Cross multiply
    168,118.57x = 232,002.11 × 91,637.65
  4. Step 4: Simplify right side
    168,118.57x = 21,260,127,697.25
  5. Step 5: Solve for x
    x = 21,260,127,697.25/168,118.57
  6. Step 6: Final answer
    x = 126,459.13

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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.