Home / 40,713.72-56,153.34-27,280.68

Finding the Fourth Proportional to 40,713.72, 56,153.34 and 27,280.68

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Solution

The fourth proportional to 40,713.72, 56,153.34 and 27,280.68 is: 37,626.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,713.72 : 56,153.34 = 27,280.68 : x
  2. Step 2: Convert to fraction form
    40,713.72/56,153.34 = 27,280.68/x
  3. Step 3: Cross multiply
    40,713.72x = 56,153.34 × 27,280.68
  4. Step 4: Simplify right side
    40,713.72x = 1,531,901,299.47
  5. Step 5: Solve for x
    x = 1,531,901,299.47/40,713.72
  6. Step 6: Final answer
    x = 37,626.17

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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.