Home / 83,186.24-114,799.28-50,920.20

Finding the Fourth Proportional to 83,186.24, 114,799.28 and 50,920.20

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Solution

The fourth proportional to 83,186.24, 114,799.28 and 50,920.20 is: 70,271.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,186.24 : 114,799.28 = 50,920.20 : x
  2. Step 2: Convert to fraction form
    83,186.24/114,799.28 = 50,920.20/x
  3. Step 3: Cross multiply
    83,186.24x = 114,799.28 × 50,920.20
  4. Step 4: Simplify right side
    83,186.24x = 5,845,602,297.46
  5. Step 5: Solve for x
    x = 5,845,602,297.46/83,186.24
  6. Step 6: Final answer
    x = 70,271.26

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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.