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Finding the Fourth Proportional to 97,793.04, 134,955.96 and 53,081.04

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Solution

The fourth proportional to 97,793.04, 134,955.96 and 53,081.04 is: 73,252.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,793.04 : 134,955.96 = 53,081.04 : x
  2. Step 2: Convert to fraction form
    97,793.04/134,955.96 = 53,081.04/x
  3. Step 3: Cross multiply
    97,793.04x = 134,955.96 × 53,081.04
  4. Step 4: Simplify right side
    97,793.04x = 7,163,602,711.00
  5. Step 5: Solve for x
    x = 7,163,602,711.00/97,793.04
  6. Step 6: Final answer
    x = 73,252.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.