Home / 42,963.62-64,396.22-23,258.75

Finding the Fourth Proportional to 42,963.62, 64,396.22 and 23,258.75

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Solution

The fourth proportional to 42,963.62, 64,396.22 and 23,258.75 is: 34,861.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,963.62 : 64,396.22 = 23,258.75 : x
  2. Step 2: Convert to fraction form
    42,963.62/64,396.22 = 23,258.75/x
  3. Step 3: Cross multiply
    42,963.62x = 64,396.22 × 23,258.75
  4. Step 4: Simplify right side
    42,963.62x = 1,497,775,143.65
  5. Step 5: Solve for x
    x = 1,497,775,143.65/42,963.62
  6. Step 6: Final answer
    x = 34,861.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.