Home / 97,319.16-134,277.44-54,869.49

Finding the Fourth Proportional to 97,319.16, 134,277.44 and 54,869.49

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Solution

The fourth proportional to 97,319.16, 134,277.44 and 54,869.49 is: 75,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,319.16 : 134,277.44 = 54,869.49 : x
  2. Step 2: Convert to fraction form
    97,319.16/134,277.44 = 54,869.49/x
  3. Step 3: Cross multiply
    97,319.16x = 134,277.44 × 54,869.49
  4. Step 4: Simplify right side
    97,319.16x = 7,367,734,376.96
  5. Step 5: Solve for x
    x = 7,367,734,376.96/97,319.16
  6. Step 6: Final answer
    x = 75,706.93

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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.