Home / 87,623.80-131,435.70-59,975.80

Finding the Fourth Proportional to 87,623.80, 131,435.70 and 59,975.80

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Solution

The fourth proportional to 87,623.80, 131,435.70 and 59,975.80 is: 89,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,623.80 : 131,435.70 = 59,975.80 : x
  2. Step 2: Convert to fraction form
    87,623.80/131,435.70 = 59,975.80/x
  3. Step 3: Cross multiply
    87,623.80x = 131,435.70 × 59,975.80
  4. Step 4: Simplify right side
    87,623.80x = 7,882,961,256.06
  5. Step 5: Solve for x
    x = 7,882,961,256.06/87,623.80
  6. Step 6: Final answer
    x = 89,963.70

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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.