Home / 152,732.16-229,006.17-68,477.09

Finding the Fourth Proportional to 152,732.16, 229,006.17 and 68,477.09

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Solution

The fourth proportional to 152,732.16, 229,006.17 and 68,477.09 is: 102,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,732.16 : 229,006.17 = 68,477.09 : x
  2. Step 2: Convert to fraction form
    152,732.16/229,006.17 = 68,477.09/x
  3. Step 3: Cross multiply
    152,732.16x = 229,006.17 × 68,477.09
  4. Step 4: Simplify right side
    152,732.16x = 15,681,674,968.61
  5. Step 5: Solve for x
    x = 15,681,674,968.61/152,732.16
  6. Step 6: Final answer
    x = 102,674.35

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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.