Home / 65,436.66-90,292.02-36,754.95

Finding the Fourth Proportional to 65,436.66, 90,292.02 and 36,754.95

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Solution

The fourth proportional to 65,436.66, 90,292.02 and 36,754.95 is: 50,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,436.66 : 90,292.02 = 36,754.95 : x
  2. Step 2: Convert to fraction form
    65,436.66/90,292.02 = 36,754.95/x
  3. Step 3: Cross multiply
    65,436.66x = 90,292.02 × 36,754.95
  4. Step 4: Simplify right side
    65,436.66x = 3,318,678,680.50
  5. Step 5: Solve for x
    x = 3,318,678,680.50/65,436.66
  6. Step 6: Final answer
    x = 50,715.89

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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.