Home / 154,570.95-231,813.60-54,718.01

Finding the Fourth Proportional to 154,570.95, 231,813.60 and 54,718.01

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Solution

The fourth proportional to 154,570.95, 231,813.60 and 54,718.01 is: 82,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,570.95 : 231,813.60 = 54,718.01 : x
  2. Step 2: Convert to fraction form
    154,570.95/231,813.60 = 54,718.01/x
  3. Step 3: Cross multiply
    154,570.95x = 231,813.60 × 54,718.01
  4. Step 4: Simplify right side
    154,570.95x = 12,684,377,723.87
  5. Step 5: Solve for x
    x = 12,684,377,723.87/154,570.95
  6. Step 6: Final answer
    x = 82,061.85

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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.