Home / 68,547.66-94,556.34-40,247.88

Finding the Fourth Proportional to 68,547.66, 94,556.34 and 40,247.88

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Solution

The fourth proportional to 68,547.66, 94,556.34 and 40,247.88 is: 55,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,547.66 : 94,556.34 = 40,247.88 : x
  2. Step 2: Convert to fraction form
    68,547.66/94,556.34 = 40,247.88/x
  3. Step 3: Cross multiply
    68,547.66x = 94,556.34 × 40,247.88
  4. Step 4: Simplify right side
    68,547.66x = 3,805,692,225.56
  5. Step 5: Solve for x
    x = 3,805,692,225.56/68,547.66
  6. Step 6: Final answer
    x = 55,518.92

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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.