Home / 48,774.24-67,247.28-39,812.64

Finding the Fourth Proportional to 48,774.24, 67,247.28 and 39,812.64

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Solution

The fourth proportional to 48,774.24, 67,247.28 and 39,812.64 is: 54,891.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,774.24 : 67,247.28 = 39,812.64 : x
  2. Step 2: Convert to fraction form
    48,774.24/67,247.28 = 39,812.64/x
  3. Step 3: Cross multiply
    48,774.24x = 67,247.28 × 39,812.64
  4. Step 4: Simplify right side
    48,774.24x = 2,677,291,749.62
  5. Step 5: Solve for x
    x = 2,677,291,749.62/48,774.24
  6. Step 6: Final answer
    x = 54,891.51

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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.