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Finding the Fourth Proportional to 163,215.12, 244,824.03 and 44,892.93

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Solution

The fourth proportional to 163,215.12, 244,824.03 and 44,892.93 is: 67,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,215.12 : 244,824.03 = 44,892.93 : x
  2. Step 2: Convert to fraction form
    163,215.12/244,824.03 = 44,892.93/x
  3. Step 3: Cross multiply
    163,215.12x = 244,824.03 × 44,892.93
  4. Step 4: Simplify right side
    163,215.12x = 10,990,868,041.11
  5. Step 5: Solve for x
    x = 10,990,868,041.11/163,215.12
  6. Step 6: Final answer
    x = 67,339.77

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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.