Home / 50,530.19-69,734.51-29,019.70

Finding the Fourth Proportional to 50,530.19, 69,734.51 and 29,019.70

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Solution

The fourth proportional to 50,530.19, 69,734.51 and 29,019.70 is: 40,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,530.19 : 69,734.51 = 29,019.70 : x
  2. Step 2: Convert to fraction form
    50,530.19/69,734.51 = 29,019.70/x
  3. Step 3: Cross multiply
    50,530.19x = 69,734.51 × 29,019.70
  4. Step 4: Simplify right side
    50,530.19x = 2,023,674,559.85
  5. Step 5: Solve for x
    x = 2,023,674,559.85/50,530.19
  6. Step 6: Final answer
    x = 40,048.82

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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.