Home / 100,322.22-150,497.91-53,549.58

Finding the Fourth Proportional to 100,322.22, 150,497.91 and 53,549.58

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Solution

The fourth proportional to 100,322.22, 150,497.91 and 53,549.58 is: 80,332.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,322.22 : 150,497.91 = 53,549.58 : x
  2. Step 2: Convert to fraction form
    100,322.22/150,497.91 = 53,549.58/x
  3. Step 3: Cross multiply
    100,322.22x = 150,497.91 × 53,549.58
  4. Step 4: Simplify right side
    100,322.22x = 8,059,099,871.38
  5. Step 5: Solve for x
    x = 8,059,099,871.38/100,322.22
  6. Step 6: Final answer
    x = 80,332.15

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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.