Home / 56,127.91-77,436.97-35,995.89

Finding the Fourth Proportional to 56,127.91, 77,436.97 and 35,995.89

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Solution

The fourth proportional to 56,127.91, 77,436.97 and 35,995.89 is: 49,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,127.91 : 77,436.97 = 35,995.89 : x
  2. Step 2: Convert to fraction form
    56,127.91/77,436.97 = 35,995.89/x
  3. Step 3: Cross multiply
    56,127.91x = 77,436.97 × 35,995.89
  4. Step 4: Simplify right side
    56,127.91x = 2,787,412,654.05
  5. Step 5: Solve for x
    x = 2,787,412,654.05/56,127.91
  6. Step 6: Final answer
    x = 49,661.80

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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.