Home / 74,293.28-102,524.16-40,301.84

Finding the Fourth Proportional to 74,293.28, 102,524.16 and 40,301.84

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Solution

The fourth proportional to 74,293.28, 102,524.16 and 40,301.84 is: 55,616.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,293.28 : 102,524.16 = 40,301.84 : x
  2. Step 2: Convert to fraction form
    74,293.28/102,524.16 = 40,301.84/x
  3. Step 3: Cross multiply
    74,293.28x = 102,524.16 × 40,301.84
  4. Step 4: Simplify right side
    74,293.28x = 4,131,912,292.45
  5. Step 5: Solve for x
    x = 4,131,912,292.45/74,293.28
  6. Step 6: Final answer
    x = 55,616.23

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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.