Home / 150,005.64-207,000.18-82,924.68

Finding the Fourth Proportional to 150,005.64, 207,000.18 and 82,924.68

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Solution

The fourth proportional to 150,005.64, 207,000.18 and 82,924.68 is: 114,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005.64 : 207,000.18 = 82,924.68 : x
  2. Step 2: Convert to fraction form
    150,005.64/207,000.18 = 82,924.68/x
  3. Step 3: Cross multiply
    150,005.64x = 207,000.18 × 82,924.68
  4. Step 4: Simplify right side
    150,005.64x = 17,165,423,686.44
  5. Step 5: Solve for x
    x = 17,165,423,686.44/150,005.64
  6. Step 6: Final answer
    x = 114,431.86

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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.