Home / 59,521.56-82,085.32-39,398.80

Finding the Fourth Proportional to 59,521.56, 82,085.32 and 39,398.80

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Solution

The fourth proportional to 59,521.56, 82,085.32 and 39,398.80 is: 54,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,521.56 : 82,085.32 = 39,398.80 : x
  2. Step 2: Convert to fraction form
    59,521.56/82,085.32 = 39,398.80/x
  3. Step 3: Cross multiply
    59,521.56x = 82,085.32 × 39,398.80
  4. Step 4: Simplify right side
    59,521.56x = 3,234,063,105.62
  5. Step 5: Solve for x
    x = 3,234,063,105.62/59,521.56
  6. Step 6: Final answer
    x = 54,334.31

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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.