Home / 154,684.80-231,893.28-92,224.08

Finding the Fourth Proportional to 154,684.80, 231,893.28 and 92,224.08

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Solution

The fourth proportional to 154,684.80, 231,893.28 and 92,224.08 is: 138,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,684.80 : 231,893.28 = 92,224.08 : x
  2. Step 2: Convert to fraction form
    154,684.80/231,893.28 = 92,224.08/x
  3. Step 3: Cross multiply
    154,684.80x = 231,893.28 × 92,224.08
  4. Step 4: Simplify right side
    154,684.80x = 21,386,144,406.18
  5. Step 5: Solve for x
    x = 21,386,144,406.18/154,684.80
  6. Step 6: Final answer
    x = 138,256.28

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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.