Home / 113,257.18-170,017-60,769.18

Finding the Fourth Proportional to 113,257.18, 170,017 and 60,769.18

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Solution

The fourth proportional to 113,257.18, 170,017 and 60,769.18 is: 91,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,257.18 : 170,017 = 60,769.18 : x
  2. Step 2: Convert to fraction form
    113,257.18/170,017 = 60,769.18/x
  3. Step 3: Cross multiply
    113,257.18x = 170,017 × 60,769.18
  4. Step 4: Simplify right side
    113,257.18x = 10,331,792,825.98
  5. Step 5: Solve for x
    x = 10,331,792,825.98/113,257.18
  6. Step 6: Final answer
    x = 91,224.18

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1.5x scale

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.