Home / 97,174.08-134,100.48-54,733.12

Finding the Fourth Proportional to 97,174.08, 134,100.48 and 54,733.12

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Solution

The fourth proportional to 97,174.08, 134,100.48 and 54,733.12 is: 75,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,174.08 : 134,100.48 = 54,733.12 : x
  2. Step 2: Convert to fraction form
    97,174.08/134,100.48 = 54,733.12/x
  3. Step 3: Cross multiply
    97,174.08x = 134,100.48 × 54,733.12
  4. Step 4: Simplify right side
    97,174.08x = 7,339,737,663.90
  5. Step 5: Solve for x
    x = 7,339,737,663.90/97,174.08
  6. Step 6: Final answer
    x = 75,531.85

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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.