Home / 152,953.93-229,352.09-68,641.82

Finding the Fourth Proportional to 152,953.93, 229,352.09 and 68,641.82

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Solution

The fourth proportional to 152,953.93, 229,352.09 and 68,641.82 is: 102,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953.93 : 229,352.09 = 68,641.82 : x
  2. Step 2: Convert to fraction form
    152,953.93/229,352.09 = 68,641.82/x
  3. Step 3: Cross multiply
    152,953.93x = 229,352.09 × 68,641.82
  4. Step 4: Simplify right side
    152,953.93x = 15,743,144,167.30
  5. Step 5: Solve for x
    x = 15,743,144,167.30/152,953.93
  6. Step 6: Final answer
    x = 102,927.36

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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.