Home / 43,320.87-64,833.45-36,308.80

Finding the Fourth Proportional to 43,320.87, 64,833.45 and 36,308.80

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Solution

The fourth proportional to 43,320.87, 64,833.45 and 36,308.80 is: 54,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,320.87 : 64,833.45 = 36,308.80 : x
  2. Step 2: Convert to fraction form
    43,320.87/64,833.45 = 36,308.80/x
  3. Step 3: Cross multiply
    43,320.87x = 64,833.45 × 36,308.80
  4. Step 4: Simplify right side
    43,320.87x = 2,354,025,020.60
  5. Step 5: Solve for x
    x = 2,354,025,020.60/43,320.87
  6. Step 6: Final answer
    x = 54,339.28

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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.