Home / 150,321.02-207,440.52-82,337.36

Finding the Fourth Proportional to 150,321.02, 207,440.52 and 82,337.36

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Solution

The fourth proportional to 150,321.02, 207,440.52 and 82,337.36 is: 113,624.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,321.02 : 207,440.52 = 82,337.36 : x
  2. Step 2: Convert to fraction form
    150,321.02/207,440.52 = 82,337.36/x
  3. Step 3: Cross multiply
    150,321.02x = 207,440.52 × 82,337.36
  4. Step 4: Simplify right side
    150,321.02x = 17,080,104,773.83
  5. Step 5: Solve for x
    x = 17,080,104,773.83/150,321.02
  6. Step 6: Final answer
    x = 113,624.19

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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.