Home / 187,025.56-280,574.94-68,697.82

Finding the Fourth Proportional to 187,025.56, 280,574.94 and 68,697.82

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Solution

The fourth proportional to 187,025.56, 280,574.94 and 68,697.82 is: 103,060.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,025.56 : 280,574.94 = 68,697.82 : x
  2. Step 2: Convert to fraction form
    187,025.56/280,574.94 = 68,697.82/x
  3. Step 3: Cross multiply
    187,025.56x = 280,574.94 × 68,697.82
  4. Step 4: Simplify right side
    187,025.56x = 19,274,886,724.63
  5. Step 5: Solve for x
    x = 19,274,886,724.63/187,025.56
  6. Step 6: Final answer
    x = 103,060.17

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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.