Home / 101,668.06-140,299.53-59,223.85

Finding the Fourth Proportional to 101,668.06, 140,299.53 and 59,223.85

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Solution

The fourth proportional to 101,668.06, 140,299.53 and 59,223.85 is: 81,727.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,668.06 : 140,299.53 = 59,223.85 : x
  2. Step 2: Convert to fraction form
    101,668.06/140,299.53 = 59,223.85/x
  3. Step 3: Cross multiply
    101,668.06x = 140,299.53 × 59,223.85
  4. Step 4: Simplify right side
    101,668.06x = 8,309,078,319.79
  5. Step 5: Solve for x
    x = 8,309,078,319.79/101,668.06
  6. Step 6: Final answer
    x = 81,727.52

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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.