Home / 89,593.56-123,631.92-51,870.24

Finding the Fourth Proportional to 89,593.56, 123,631.92 and 51,870.24

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Solution

The fourth proportional to 89,593.56, 123,631.92 and 51,870.24 is: 71,576.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,593.56 : 123,631.92 = 51,870.24 : x
  2. Step 2: Convert to fraction form
    89,593.56/123,631.92 = 51,870.24/x
  3. Step 3: Cross multiply
    89,593.56x = 123,631.92 × 51,870.24
  4. Step 4: Simplify right side
    89,593.56x = 6,412,817,362.06
  5. Step 5: Solve for x
    x = 6,412,817,362.06/89,593.56
  6. Step 6: Final answer
    x = 71,576.77

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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.