Home / 89,501.73-123,510.38-48,664.97

Finding the Fourth Proportional to 89,501.73, 123,510.38 and 48,664.97

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Solution

The fourth proportional to 89,501.73, 123,510.38 and 48,664.97 is: 67,156.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,501.73 : 123,510.38 = 48,664.97 : x
  2. Step 2: Convert to fraction form
    89,501.73/123,510.38 = 48,664.97/x
  3. Step 3: Cross multiply
    89,501.73x = 123,510.38 × 48,664.97
  4. Step 4: Simplify right side
    89,501.73x = 6,010,628,694.06
  5. Step 5: Solve for x
    x = 6,010,628,694.06/89,501.73
  6. Step 6: Final answer
    x = 67,156.56

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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.