Home / 154,918.22-232,387.84-49,730.80

Finding the Fourth Proportional to 154,918.22, 232,387.84 and 49,730.80

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Solution

The fourth proportional to 154,918.22, 232,387.84 and 49,730.80 is: 74,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,918.22 : 232,387.84 = 49,730.80 : x
  2. Step 2: Convert to fraction form
    154,918.22/232,387.84 = 49,730.80/x
  3. Step 3: Cross multiply
    154,918.22x = 232,387.84 × 49,730.80
  4. Step 4: Simplify right side
    154,918.22x = 11,556,833,193.47
  5. Step 5: Solve for x
    x = 11,556,833,193.47/154,918.22
  6. Step 6: Final answer
    x = 74,599.57

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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.