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Finding the Fourth Proportional to 163,281.42, 244,870.29 and 52,447.50

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Solution

The fourth proportional to 163,281.42, 244,870.29 and 52,447.50 is: 78,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,281.42 : 244,870.29 = 52,447.50 : x
  2. Step 2: Convert to fraction form
    163,281.42/244,870.29 = 52,447.50/x
  3. Step 3: Cross multiply
    163,281.42x = 244,870.29 × 52,447.50
  4. Step 4: Simplify right side
    163,281.42x = 12,842,834,534.78
  5. Step 5: Solve for x
    x = 12,842,834,534.78/163,281.42
  6. Step 6: Final answer
    x = 78,654.60

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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.