Home / 53,395.16-80,142.94-27,118.76

Finding the Fourth Proportional to 53,395.16, 80,142.94 and 27,118.76

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Solution

The fourth proportional to 53,395.16, 80,142.94 and 27,118.76 is: 40,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.16 : 80,142.94 = 27,118.76 : x
  2. Step 2: Convert to fraction form
    53,395.16/80,142.94 = 27,118.76/x
  3. Step 3: Cross multiply
    53,395.16x = 80,142.94 × 27,118.76
  4. Step 4: Simplify right side
    53,395.16x = 2,173,377,155.55
  5. Step 5: Solve for x
    x = 2,173,377,155.55/53,395.16
  6. Step 6: Final answer
    x = 40,703.64

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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.