Home / 341,446.24-512,156.40-92,134.72

Finding the Fourth Proportional to 341,446.24, 512,156.40 and 92,134.72

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Solution

The fourth proportional to 341,446.24, 512,156.40 and 92,134.72 is: 138,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,446.24 : 512,156.40 = 92,134.72 : x
  2. Step 2: Convert to fraction form
    341,446.24/512,156.40 = 92,134.72/x
  3. Step 3: Cross multiply
    341,446.24x = 512,156.40 × 92,134.72
  4. Step 4: Simplify right side
    341,446.24x = 47,187,386,510.21
  5. Step 5: Solve for x
    x = 47,187,386,510.21/341,446.24
  6. Step 6: Final answer
    x = 138,198.58

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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.