Home / 51,252.21-70,728.66-28,593.18

Finding the Fourth Proportional to 51,252.21, 70,728.66 and 28,593.18

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Solution

The fourth proportional to 51,252.21, 70,728.66 and 28,593.18 is: 39,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,252.21 : 70,728.66 = 28,593.18 : x
  2. Step 2: Convert to fraction form
    51,252.21/70,728.66 = 28,593.18/x
  3. Step 3: Cross multiply
    51,252.21x = 70,728.66 × 28,593.18
  4. Step 4: Simplify right side
    51,252.21x = 2,022,357,306.54
  5. Step 5: Solve for x
    x = 2,022,357,306.54/51,252.21
  6. Step 6: Final answer
    x = 39,458.93

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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.