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Finding the Fourth Proportional to 169,754.52, 255,647.33 and 154,621.16

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Solution

The fourth proportional to 169,754.52, 255,647.33 and 154,621.16 is: 232,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,754.52 : 255,647.33 = 154,621.16 : x
  2. Step 2: Convert to fraction form
    169,754.52/255,647.33 = 154,621.16/x
  3. Step 3: Cross multiply
    169,754.52x = 255,647.33 × 154,621.16
  4. Step 4: Simplify right side
    169,754.52x = 39,528,486,715.50
  5. Step 5: Solve for x
    x = 39,528,486,715.50/169,754.52
  6. Step 6: Final answer
    x = 232,856.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.