Home / 40,695.17-56,178.78-27,105.82

Finding the Fourth Proportional to 40,695.17, 56,178.78 and 27,105.82

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Solution

The fourth proportional to 40,695.17, 56,178.78 and 27,105.82 is: 37,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695.17 : 56,178.78 = 27,105.82 : x
  2. Step 2: Convert to fraction form
    40,695.17/56,178.78 = 27,105.82/x
  3. Step 3: Cross multiply
    40,695.17x = 56,178.78 × 27,105.82
  4. Step 4: Simplify right side
    40,695.17x = 1,522,771,617.61
  5. Step 5: Solve for x
    x = 1,522,771,617.61/40,695.17
  6. Step 6: Final answer
    x = 37,418.98

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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.