Home / 68,545.67-94,592.37-38,330.64

Finding the Fourth Proportional to 68,545.67, 94,592.37 and 38,330.64

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Solution

The fourth proportional to 68,545.67, 94,592.37 and 38,330.64 is: 52,895.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,545.67 : 94,592.37 = 38,330.64 : x
  2. Step 2: Convert to fraction form
    68,545.67/94,592.37 = 38,330.64/x
  3. Step 3: Cross multiply
    68,545.67x = 94,592.37 × 38,330.64
  4. Step 4: Simplify right side
    68,545.67x = 3,625,785,889.56
  5. Step 5: Solve for x
    x = 3,625,785,889.56/68,545.67
  6. Step 6: Final answer
    x = 52,895.92

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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.