Home / 51,623.30-71,235.84-28,959.14

Finding the Fourth Proportional to 51,623.30, 71,235.84 and 28,959.14

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Solution

The fourth proportional to 51,623.30, 71,235.84 and 28,959.14 is: 39,961.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,623.30 : 71,235.84 = 28,959.14 : x
  2. Step 2: Convert to fraction form
    51,623.30/71,235.84 = 28,959.14/x
  3. Step 3: Cross multiply
    51,623.30x = 71,235.84 × 28,959.14
  4. Step 4: Simplify right side
    51,623.30x = 2,062,928,663.58
  5. Step 5: Solve for x
    x = 2,062,928,663.58/51,623.30
  6. Step 6: Final answer
    x = 39,961.19

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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.