Home / 223,734.28-308,867.57-172,632.19

Finding the Fourth Proportional to 223,734.28, 308,867.57 and 172,632.19

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Solution

The fourth proportional to 223,734.28, 308,867.57 and 172,632.19 is: 238,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,734.28 : 308,867.57 = 172,632.19 : x
  2. Step 2: Convert to fraction form
    223,734.28/308,867.57 = 172,632.19/x
  3. Step 3: Cross multiply
    223,734.28x = 308,867.57 × 172,632.19
  4. Step 4: Simplify right side
    223,734.28x = 53,320,485,029.08
  5. Step 5: Solve for x
    x = 53,320,485,029.08/223,734.28
  6. Step 6: Final answer
    x = 238,320.59

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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.