Home / 87,364.62-131,046.93-57,970.26

Finding the Fourth Proportional to 87,364.62, 131,046.93 and 57,970.26

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Solution

The fourth proportional to 87,364.62, 131,046.93 and 57,970.26 is: 86,955.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,364.62 : 131,046.93 = 57,970.26 : x
  2. Step 2: Convert to fraction form
    87,364.62/131,046.93 = 57,970.26/x
  3. Step 3: Cross multiply
    87,364.62x = 131,046.93 × 57,970.26
  4. Step 4: Simplify right side
    87,364.62x = 7,596,824,604.30
  5. Step 5: Solve for x
    x = 7,596,824,604.30/87,364.62
  6. Step 6: Final answer
    x = 86,955.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.