Home / 55,988.46-77,264.07-30,837.96

Finding the Fourth Proportional to 55,988.46, 77,264.07 and 30,837.96

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Solution

The fourth proportional to 55,988.46, 77,264.07 and 30,837.96 is: 42,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,988.46 : 77,264.07 = 30,837.96 : x
  2. Step 2: Convert to fraction form
    55,988.46/77,264.07 = 30,837.96/x
  3. Step 3: Cross multiply
    55,988.46x = 77,264.07 × 30,837.96
  4. Step 4: Simplify right side
    55,988.46x = 2,382,665,759.59
  5. Step 5: Solve for x
    x = 2,382,665,759.59/55,988.46
  6. Step 6: Final answer
    x = 42,556.38

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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.