Home / 87,797.65-131,617.44-31,598.24

Finding the Fourth Proportional to 87,797.65, 131,617.44 and 31,598.24

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Solution

The fourth proportional to 87,797.65, 131,617.44 and 31,598.24 is: 47,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,797.65 : 131,617.44 = 31,598.24 : x
  2. Step 2: Convert to fraction form
    87,797.65/131,617.44 = 31,598.24/x
  3. Step 3: Cross multiply
    87,797.65x = 131,617.44 × 31,598.24
  4. Step 4: Simplify right side
    87,797.65x = 4,158,879,904.84
  5. Step 5: Solve for x
    x = 4,158,879,904.84/87,797.65
  6. Step 6: Final answer
    x = 47,368.92

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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.