Home / 168,187.01-232,154.30-100,225.28

Finding the Fourth Proportional to 168,187.01, 232,154.30 and 100,225.28

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Solution

The fourth proportional to 168,187.01, 232,154.30 and 100,225.28 is: 138,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,187.01 : 232,154.30 = 100,225.28 : x
  2. Step 2: Convert to fraction form
    168,187.01/232,154.30 = 100,225.28/x
  3. Step 3: Cross multiply
    168,187.01x = 232,154.30 × 100,225.28
  4. Step 4: Simplify right side
    168,187.01x = 23,267,730,551.65
  5. Step 5: Solve for x
    x = 23,267,730,551.65/168,187.01
  6. Step 6: Final answer
    x = 138,344.40

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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.