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Finding the Fourth Proportional to 97,735.66, 134,867.76 and 55,296.94

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Solution

The fourth proportional to 97,735.66, 134,867.76 and 55,296.94 is: 76,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,735.66 : 134,867.76 = 55,296.94 : x
  2. Step 2: Convert to fraction form
    97,735.66/134,867.76 = 55,296.94/x
  3. Step 3: Cross multiply
    97,735.66x = 134,867.76 × 55,296.94
  4. Step 4: Simplify right side
    97,735.66x = 7,457,774,432.65
  5. Step 5: Solve for x
    x = 7,457,774,432.65/97,735.66
  6. Step 6: Final answer
    x = 76,305.56

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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.