Home / 178,685.03-269,311.91-154,022.74

Finding the Fourth Proportional to 178,685.03, 269,311.91 and 154,022.74

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Solution

The fourth proportional to 178,685.03, 269,311.91 and 154,022.74 is: 232,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,685.03 : 269,311.91 = 154,022.74 : x
  2. Step 2: Convert to fraction form
    178,685.03/269,311.91 = 154,022.74/x
  3. Step 3: Cross multiply
    178,685.03x = 269,311.91 × 154,022.74
  4. Step 4: Simplify right side
    178,685.03x = 41,480,158,292.83
  5. Step 5: Solve for x
    x = 41,480,158,292.83/178,685.03
  6. Step 6: Final answer
    x = 232,141.21

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1.5x scale

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.