Home / 53,812.32-80,715.20-25,752.32

Finding the Fourth Proportional to 53,812.32, 80,715.20 and 25,752.32

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Solution

The fourth proportional to 53,812.32, 80,715.20 and 25,752.32 is: 38,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,812.32 : 80,715.20 = 25,752.32 : x
  2. Step 2: Convert to fraction form
    53,812.32/80,715.20 = 25,752.32/x
  3. Step 3: Cross multiply
    53,812.32x = 80,715.20 × 25,752.32
  4. Step 4: Simplify right side
    53,812.32x = 2,078,603,659.26
  5. Step 5: Solve for x
    x = 2,078,603,659.26/53,812.32
  6. Step 6: Final answer
    x = 38,626.91

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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.