Home / 97,278.14-134,250.34-54,836.58

Finding the Fourth Proportional to 97,278.14, 134,250.34 and 54,836.58

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Solution

The fourth proportional to 97,278.14, 134,250.34 and 54,836.58 is: 75,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,278.14 : 134,250.34 = 54,836.58 : x
  2. Step 2: Convert to fraction form
    97,278.14/134,250.34 = 54,836.58/x
  3. Step 3: Cross multiply
    97,278.14x = 134,250.34 × 54,836.58
  4. Step 4: Simplify right side
    97,278.14x = 7,361,829,509.44
  5. Step 5: Solve for x
    x = 7,361,829,509.44/97,278.14
  6. Step 6: Final answer
    x = 75,678.15

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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.