Home / 87,803.06-131,790.99-64,362.74

Finding the Fourth Proportional to 87,803.06, 131,790.99 and 64,362.74

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Solution

The fourth proportional to 87,803.06, 131,790.99 and 64,362.74 is: 96,607.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,803.06 : 131,790.99 = 64,362.74 : x
  2. Step 2: Convert to fraction form
    87,803.06/131,790.99 = 64,362.74/x
  3. Step 3: Cross multiply
    87,803.06x = 131,790.99 × 64,362.74
  4. Step 4: Simplify right side
    87,803.06x = 8,482,429,223.71
  5. Step 5: Solve for x
    x = 8,482,429,223.71/87,803.06
  6. Step 6: Final answer
    x = 96,607.44

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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.