Home / 172,891.08-238,582.31-127,552.74

Finding the Fourth Proportional to 172,891.08, 238,582.31 and 127,552.74

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Solution

The fourth proportional to 172,891.08, 238,582.31 and 127,552.74 is: 176,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,891.08 : 238,582.31 = 127,552.74 : x
  2. Step 2: Convert to fraction form
    172,891.08/238,582.31 = 127,552.74/x
  3. Step 3: Cross multiply
    172,891.08x = 238,582.31 × 127,552.74
  4. Step 4: Simplify right side
    172,891.08x = 30,431,826,718.27
  5. Step 5: Solve for x
    x = 30,431,826,718.27/172,891.08
  6. Step 6: Final answer
    x = 176,017.33

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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.