Home / 154,317.09-231,476.22-54,423.03

Finding the Fourth Proportional to 154,317.09, 231,476.22 and 54,423.03

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Solution

The fourth proportional to 154,317.09, 231,476.22 and 54,423.03 is: 81,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,317.09 : 231,476.22 = 54,423.03 : x
  2. Step 2: Convert to fraction form
    154,317.09/231,476.22 = 54,423.03/x
  3. Step 3: Cross multiply
    154,317.09x = 231,476.22 × 54,423.03
  4. Step 4: Simplify right side
    154,317.09x = 12,597,637,265.35
  5. Step 5: Solve for x
    x = 12,597,637,265.35/154,317.09
  6. Step 6: Final answer
    x = 81,634.75

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1.5x scale

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.