Home / 92,087.97-127,072.55-56,314.13

Finding the Fourth Proportional to 92,087.97, 127,072.55 and 56,314.13

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Solution

The fourth proportional to 92,087.97, 127,072.55 and 56,314.13 is: 77,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,087.97 : 127,072.55 = 56,314.13 : x
  2. Step 2: Convert to fraction form
    92,087.97/127,072.55 = 56,314.13/x
  3. Step 3: Cross multiply
    92,087.97x = 127,072.55 × 56,314.13
  4. Step 4: Simplify right side
    92,087.97x = 7,155,979,183.20
  5. Step 5: Solve for x
    x = 7,155,979,183.20/92,087.97
  6. Step 6: Final answer
    x = 77,708.08

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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.