Home / 68,208.84-94,132.52-38,402.76

Finding the Fourth Proportional to 68,208.84, 94,132.52 and 38,402.76

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Solution

The fourth proportional to 68,208.84, 94,132.52 and 38,402.76 is: 52,998.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,208.84 : 94,132.52 = 38,402.76 : x
  2. Step 2: Convert to fraction form
    68,208.84/94,132.52 = 38,402.76/x
  3. Step 3: Cross multiply
    68,208.84x = 94,132.52 × 38,402.76
  4. Step 4: Simplify right side
    68,208.84x = 3,614,948,573.76
  5. Step 5: Solve for x
    x = 3,614,948,573.76/68,208.84
  6. Step 6: Final answer
    x = 52,998.24

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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.