Home / 87,621.52-131,525.84-37,726.32

Finding the Fourth Proportional to 87,621.52, 131,525.84 and 37,726.32

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Solution

The fourth proportional to 87,621.52, 131,525.84 and 37,726.32 is: 56,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,621.52 : 131,525.84 = 37,726.32 : x
  2. Step 2: Convert to fraction form
    87,621.52/131,525.84 = 37,726.32/x
  3. Step 3: Cross multiply
    87,621.52x = 131,525.84 × 37,726.32
  4. Step 4: Simplify right side
    87,621.52x = 4,961,985,928.11
  5. Step 5: Solve for x
    x = 4,961,985,928.11/87,621.52
  6. Step 6: Final answer
    x = 56,629.76

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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.