Home / 97,195.55-134,125.54-54,179.72

Finding the Fourth Proportional to 97,195.55, 134,125.54 and 54,179.72

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Solution

The fourth proportional to 97,195.55, 134,125.54 and 54,179.72 is: 74,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,195.55 : 134,125.54 = 54,179.72 : x
  2. Step 2: Convert to fraction form
    97,195.55/134,125.54 = 54,179.72/x
  3. Step 3: Cross multiply
    97,195.55x = 134,125.54 × 54,179.72
  4. Step 4: Simplify right side
    97,195.55x = 7,266,883,898.94
  5. Step 5: Solve for x
    x = 7,266,883,898.94/97,195.55
  6. Step 6: Final answer
    x = 74,765.61

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1.5x scale

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.