Home / 94,607.57-130,422.78-74,429.41

Finding the Fourth Proportional to 94,607.57, 130,422.78 and 74,429.41

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Solution

The fourth proportional to 94,607.57, 130,422.78 and 74,429.41 is: 102,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,607.57 : 130,422.78 = 74,429.41 : x
  2. Step 2: Convert to fraction form
    94,607.57/130,422.78 = 74,429.41/x
  3. Step 3: Cross multiply
    94,607.57x = 130,422.78 × 74,429.41
  4. Step 4: Simplify right side
    94,607.57x = 9,707,290,239.90
  5. Step 5: Solve for x
    x = 9,707,290,239.90/94,607.57
  6. Step 6: Final answer
    x = 102,605.86

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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.