Home / 40,257.62-60,395.91-39,588.20

Finding the Fourth Proportional to 40,257.62, 60,395.91 and 39,588.20

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Solution

The fourth proportional to 40,257.62, 60,395.91 and 39,588.20 is: 59,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257.62 : 60,395.91 = 39,588.20 : x
  2. Step 2: Convert to fraction form
    40,257.62/60,395.91 = 39,588.20/x
  3. Step 3: Cross multiply
    40,257.62x = 60,395.91 × 39,588.20
  4. Step 4: Simplify right side
    40,257.62x = 2,390,965,364.26
  5. Step 5: Solve for x
    x = 2,390,965,364.26/40,257.62
  6. Step 6: Final answer
    x = 59,391.62

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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.