Home / 91,930.04-137,903.02-25,370.18

Finding the Fourth Proportional to 91,930.04, 137,903.02 and 25,370.18

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Solution

The fourth proportional to 91,930.04, 137,903.02 and 25,370.18 is: 38,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,930.04 : 137,903.02 = 25,370.18 : x
  2. Step 2: Convert to fraction form
    91,930.04/137,903.02 = 25,370.18/x
  3. Step 3: Cross multiply
    91,930.04x = 137,903.02 × 25,370.18
  4. Step 4: Simplify right side
    91,930.04x = 3,498,624,439.94
  5. Step 5: Solve for x
    x = 3,498,624,439.94/91,930.04
  6. Step 6: Final answer
    x = 38,057.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.