Home / 68,851.19-95,009.04-38,632.31

Finding the Fourth Proportional to 68,851.19, 95,009.04 and 38,632.31

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Solution

The fourth proportional to 68,851.19, 95,009.04 and 38,632.31 is: 53,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,851.19 : 95,009.04 = 38,632.31 : x
  2. Step 2: Convert to fraction form
    68,851.19/95,009.04 = 38,632.31/x
  3. Step 3: Cross multiply
    68,851.19x = 95,009.04 × 38,632.31
  4. Step 4: Simplify right side
    68,851.19x = 3,670,418,211.04
  5. Step 5: Solve for x
    x = 3,670,418,211.04/68,851.19
  6. Step 6: Final answer
    x = 53,309.44

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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.