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Finding the Fourth Proportional to 242,888.88, 364,157.16 and 163,806.96

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Solution

The fourth proportional to 242,888.88, 364,157.16 and 163,806.96 is: 245,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,888.88 : 364,157.16 = 163,806.96 : x
  2. Step 2: Convert to fraction form
    242,888.88/364,157.16 = 163,806.96/x
  3. Step 3: Cross multiply
    242,888.88x = 364,157.16 × 163,806.96
  4. Step 4: Simplify right side
    242,888.88x = 59,651,477,341.83
  5. Step 5: Solve for x
    x = 59,651,477,341.83/242,888.88
  6. Step 6: Final answer
    x = 245,591.64

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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.