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Finding the Fourth Proportional to 53,304.50, 79,956.76 and 16,368.50

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Solution

The fourth proportional to 53,304.50, 79,956.76 and 16,368.50 is: 24,552.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304.50 : 79,956.76 = 16,368.50 : x
  2. Step 2: Convert to fraction form
    53,304.50/79,956.76 = 16,368.50/x
  3. Step 3: Cross multiply
    53,304.50x = 79,956.76 × 16,368.50
  4. Step 4: Simplify right side
    53,304.50x = 1,308,772,226.06
  5. Step 5: Solve for x
    x = 1,308,772,226.06/53,304.50
  6. Step 6: Final answer
    x = 24,552.75

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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.