Home / 89,358.24-123,317.28-49,074.24

Finding the Fourth Proportional to 89,358.24, 123,317.28 and 49,074.24

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Solution

The fourth proportional to 89,358.24, 123,317.28 and 49,074.24 is: 67,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,358.24 : 123,317.28 = 49,074.24 : x
  2. Step 2: Convert to fraction form
    89,358.24/123,317.28 = 49,074.24/x
  3. Step 3: Cross multiply
    89,358.24x = 123,317.28 × 49,074.24
  4. Step 4: Simplify right side
    89,358.24x = 6,051,701,794.87
  5. Step 5: Solve for x
    x = 6,051,701,794.87/89,358.24
  6. Step 6: Final answer
    x = 67,724.05

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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.