Home / 117,788.30-162,552.13-67,497.02

Finding the Fourth Proportional to 117,788.30, 162,552.13 and 67,497.02

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Solution

The fourth proportional to 117,788.30, 162,552.13 and 67,497.02 is: 93,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,788.30 : 162,552.13 = 67,497.02 : x
  2. Step 2: Convert to fraction form
    117,788.30/162,552.13 = 67,497.02/x
  3. Step 3: Cross multiply
    117,788.30x = 162,552.13 × 67,497.02
  4. Step 4: Simplify right side
    117,788.30x = 10,971,784,369.65
  5. Step 5: Solve for x
    x = 10,971,784,369.65/117,788.30
  6. Step 6: Final answer
    x = 93,148.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.