Home / 179,018.73-268,528.08-85,240.17

Finding the Fourth Proportional to 179,018.73, 268,528.08 and 85,240.17

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Solution

The fourth proportional to 179,018.73, 268,528.08 and 85,240.17 is: 127,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,018.73 : 268,528.08 = 85,240.17 : x
  2. Step 2: Convert to fraction form
    179,018.73/268,528.08 = 85,240.17/x
  3. Step 3: Cross multiply
    179,018.73x = 268,528.08 × 85,240.17
  4. Step 4: Simplify right side
    179,018.73x = 22,889,379,188.97
  5. Step 5: Solve for x
    x = 22,889,379,188.97/179,018.73
  6. Step 6: Final answer
    x = 127,860.25

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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.