Home / 97,281.07-134,251.63-54,838.69

Finding the Fourth Proportional to 97,281.07, 134,251.63 and 54,838.69

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Solution

The fourth proportional to 97,281.07, 134,251.63 and 54,838.69 is: 75,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,281.07 : 134,251.63 = 54,838.69 : x
  2. Step 2: Convert to fraction form
    97,281.07/134,251.63 = 54,838.69/x
  3. Step 3: Cross multiply
    97,281.07x = 134,251.63 × 54,838.69
  4. Step 4: Simplify right side
    97,281.07x = 7,362,183,046.84
  5. Step 5: Solve for x
    x = 7,362,183,046.84/97,281.07
  6. Step 6: Final answer
    x = 75,679.51

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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.