Home / 117,793.75-162,555.38-64,801.75

Finding the Fourth Proportional to 117,793.75, 162,555.38 and 64,801.75

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Solution

The fourth proportional to 117,793.75, 162,555.38 and 64,801.75 is: 89,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,793.75 : 162,555.38 = 64,801.75 : x
  2. Step 2: Convert to fraction form
    117,793.75/162,555.38 = 64,801.75/x
  3. Step 3: Cross multiply
    117,793.75x = 162,555.38 × 64,801.75
  4. Step 4: Simplify right side
    117,793.75x = 10,533,872,771.91
  5. Step 5: Solve for x
    x = 10,533,872,771.91/117,793.75
  6. Step 6: Final answer
    x = 89,426.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.