Home / 68,223.18-94,154.88-38,013.42

Finding the Fourth Proportional to 68,223.18, 94,154.88 and 38,013.42

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Solution

The fourth proportional to 68,223.18, 94,154.88 and 38,013.42 is: 52,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,223.18 : 94,154.88 = 38,013.42 : x
  2. Step 2: Convert to fraction form
    68,223.18/94,154.88 = 38,013.42/x
  3. Step 3: Cross multiply
    68,223.18x = 94,154.88 × 38,013.42
  4. Step 4: Simplify right side
    68,223.18x = 3,579,148,998.49
  5. Step 5: Solve for x
    x = 3,579,148,998.49/68,223.18
  6. Step 6: Final answer
    x = 52,462.36

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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.