Home / 162,823.61-244,073.78-77,284.57

Finding the Fourth Proportional to 162,823.61, 244,073.78 and 77,284.57

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Solution

The fourth proportional to 162,823.61, 244,073.78 and 77,284.57 is: 115,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,823.61 : 244,073.78 = 77,284.57 : x
  2. Step 2: Convert to fraction form
    162,823.61/244,073.78 = 77,284.57/x
  3. Step 3: Cross multiply
    162,823.61x = 244,073.78 × 77,284.57
  4. Step 4: Simplify right side
    162,823.61x = 18,863,137,054.24
  5. Step 5: Solve for x
    x = 18,863,137,054.24/162,823.61
  6. Step 6: Final answer
    x = 115,850.13

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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.