Home / 64,668.28-89,228.84-37,805.58

Finding the Fourth Proportional to 64,668.28, 89,228.84 and 37,805.58

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Solution

The fourth proportional to 64,668.28, 89,228.84 and 37,805.58 is: 52,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,668.28 : 89,228.84 = 37,805.58 : x
  2. Step 2: Convert to fraction form
    64,668.28/89,228.84 = 37,805.58/x
  3. Step 3: Cross multiply
    64,668.28x = 89,228.84 × 37,805.58
  4. Step 4: Simplify right side
    64,668.28x = 3,373,348,048.93
  5. Step 5: Solve for x
    x = 3,373,348,048.93/64,668.28
  6. Step 6: Final answer
    x = 52,163.87

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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.