Home / 89,814.28-123,952.06-51,579.14

Finding the Fourth Proportional to 89,814.28, 123,952.06 and 51,579.14

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Solution

The fourth proportional to 89,814.28, 123,952.06 and 51,579.14 is: 71,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,814.28 : 123,952.06 = 51,579.14 : x
  2. Step 2: Convert to fraction form
    89,814.28/123,952.06 = 51,579.14/x
  3. Step 3: Cross multiply
    89,814.28x = 123,952.06 × 51,579.14
  4. Step 4: Simplify right side
    89,814.28x = 6,393,340,656.03
  5. Step 5: Solve for x
    x = 6,393,340,656.03/89,814.28
  6. Step 6: Final answer
    x = 71,184.01

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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.