Home / 53,454.16-80,138.58-25,360.12

Finding the Fourth Proportional to 53,454.16, 80,138.58 and 25,360.12

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Solution

The fourth proportional to 53,454.16, 80,138.58 and 25,360.12 is: 38,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,454.16 : 80,138.58 = 25,360.12 : x
  2. Step 2: Convert to fraction form
    53,454.16/80,138.58 = 25,360.12/x
  3. Step 3: Cross multiply
    53,454.16x = 80,138.58 × 25,360.12
  4. Step 4: Simplify right side
    53,454.16x = 2,032,324,005.43
  5. Step 5: Solve for x
    x = 2,032,324,005.43/53,454.16
  6. Step 6: Final answer
    x = 38,019.94

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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.