Home / 69,890.60-96,450.18-38,060.12

Finding the Fourth Proportional to 69,890.60, 96,450.18 and 38,060.12

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Solution

The fourth proportional to 69,890.60, 96,450.18 and 38,060.12 is: 52,523.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,890.60 : 96,450.18 = 38,060.12 : x
  2. Step 2: Convert to fraction form
    69,890.60/96,450.18 = 38,060.12/x
  3. Step 3: Cross multiply
    69,890.60x = 96,450.18 × 38,060.12
  4. Step 4: Simplify right side
    69,890.60x = 3,670,905,424.82
  5. Step 5: Solve for x
    x = 3,670,905,424.82/69,890.60
  6. Step 6: Final answer
    x = 52,523.59

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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.