Home / 161,767.02-242,576.20-55,107.57

Finding the Fourth Proportional to 161,767.02, 242,576.20 and 55,107.57

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Solution

The fourth proportional to 161,767.02, 242,576.20 and 55,107.57 is: 82,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,767.02 : 242,576.20 = 55,107.57 : x
  2. Step 2: Convert to fraction form
    161,767.02/242,576.20 = 55,107.57/x
  3. Step 3: Cross multiply
    161,767.02x = 242,576.20 × 55,107.57
  4. Step 4: Simplify right side
    161,767.02x = 13,367,785,900.38
  5. Step 5: Solve for x
    x = 13,367,785,900.38/161,767.02
  6. Step 6: Final answer
    x = 82,636.04

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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.