Home / 115,501.54-159,384.62-67,099.18

Finding the Fourth Proportional to 115,501.54, 159,384.62 and 67,099.18

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Solution

The fourth proportional to 115,501.54, 159,384.62 and 67,099.18 is: 92,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,501.54 : 159,384.62 = 67,099.18 : x
  2. Step 2: Convert to fraction form
    115,501.54/159,384.62 = 67,099.18/x
  3. Step 3: Cross multiply
    115,501.54x = 159,384.62 × 67,099.18
  4. Step 4: Simplify right side
    115,501.54x = 10,694,577,306.61
  5. Step 5: Solve for x
    x = 10,694,577,306.61/115,501.54
  6. Step 6: Final answer
    x = 92,592.51

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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.