Home / 68,384.34-94,370.04-38,167.92

Finding the Fourth Proportional to 68,384.34, 94,370.04 and 38,167.92

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Solution

The fourth proportional to 68,384.34, 94,370.04 and 38,167.92 is: 52,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,384.34 : 94,370.04 = 38,167.92 : x
  2. Step 2: Convert to fraction form
    68,384.34/94,370.04 = 38,167.92/x
  3. Step 3: Cross multiply
    68,384.34x = 94,370.04 × 38,167.92
  4. Step 4: Simplify right side
    68,384.34x = 3,601,908,137.12
  5. Step 5: Solve for x
    x = 3,601,908,137.12/68,384.34
  6. Step 6: Final answer
    x = 52,671.53

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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.