Home / 68,475.10-94,492.20-38,254.42

Finding the Fourth Proportional to 68,475.10, 94,492.20 and 38,254.42

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Solution

The fourth proportional to 68,475.10, 94,492.20 and 38,254.42 is: 52,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,475.10 : 94,492.20 = 38,254.42 : x
  2. Step 2: Convert to fraction form
    68,475.10/94,492.20 = 38,254.42/x
  3. Step 3: Cross multiply
    68,475.10x = 94,492.20 × 38,254.42
  4. Step 4: Simplify right side
    68,475.10x = 3,614,744,305.52
  5. Step 5: Solve for x
    x = 3,614,744,305.52/68,475.10
  6. Step 6: Final answer
    x = 52,789.18

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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.