Home / 276,535.14-381,647.07-169,176.54

Finding the Fourth Proportional to 276,535.14, 381,647.07 and 169,176.54

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Solution

The fourth proportional to 276,535.14, 381,647.07 and 169,176.54 is: 233,481.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,535.14 : 381,647.07 = 169,176.54 : x
  2. Step 2: Convert to fraction form
    276,535.14/381,647.07 = 169,176.54/x
  3. Step 3: Cross multiply
    276,535.14x = 381,647.07 × 169,176.54
  4. Step 4: Simplify right side
    276,535.14x = 64,565,730,803.74
  5. Step 5: Solve for x
    x = 64,565,730,803.74/276,535.14
  6. Step 6: Final answer
    x = 233,481.11

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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.