Home / 68,760.15-94,895.73-38,545.53

Finding the Fourth Proportional to 68,760.15, 94,895.73 and 38,545.53

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Solution

The fourth proportional to 68,760.15, 94,895.73 and 38,545.53 is: 53,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,760.15 : 94,895.73 = 38,545.53 : x
  2. Step 2: Convert to fraction form
    68,760.15/94,895.73 = 38,545.53/x
  3. Step 3: Cross multiply
    68,760.15x = 94,895.73 × 38,545.53
  4. Step 4: Simplify right side
    68,760.15x = 3,657,806,207.59
  5. Step 5: Solve for x
    x = 3,657,806,207.59/68,760.15
  6. Step 6: Final answer
    x = 53,196.60

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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.