Home / 63,623.70-95,435.55-53,782.20

Finding the Fourth Proportional to 63,623.70, 95,435.55 and 53,782.20

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Solution

The fourth proportional to 63,623.70, 95,435.55 and 53,782.20 is: 80,673.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,623.70 : 95,435.55 = 53,782.20 : x
  2. Step 2: Convert to fraction form
    63,623.70/95,435.55 = 53,782.20/x
  3. Step 3: Cross multiply
    63,623.70x = 95,435.55 × 53,782.20
  4. Step 4: Simplify right side
    63,623.70x = 5,132,733,837.21
  5. Step 5: Solve for x
    x = 5,132,733,837.21/63,623.70
  6. Step 6: Final answer
    x = 80,673.30

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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.