Home / 68,411.59-94,407.12-38,197.44

Finding the Fourth Proportional to 68,411.59, 94,407.12 and 38,197.44

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Solution

The fourth proportional to 68,411.59, 94,407.12 and 38,197.44 is: 52,711.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,411.59 : 94,407.12 = 38,197.44 : x
  2. Step 2: Convert to fraction form
    68,411.59/94,407.12 = 38,197.44/x
  3. Step 3: Cross multiply
    68,411.59x = 94,407.12 × 38,197.44
  4. Step 4: Simplify right side
    68,411.59x = 3,606,110,301.77
  5. Step 5: Solve for x
    x = 3,606,110,301.77/68,411.59
  6. Step 6: Final answer
    x = 52,711.98

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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.