Home / 67,153.38-92,669.70-36,938.68

Finding the Fourth Proportional to 67,153.38, 92,669.70 and 36,938.68

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Solution

The fourth proportional to 67,153.38, 92,669.70 and 36,938.68 is: 50,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.38 : 92,669.70 = 36,938.68 : x
  2. Step 2: Convert to fraction form
    67,153.38/92,669.70 = 36,938.68/x
  3. Step 3: Cross multiply
    67,153.38x = 92,669.70 × 36,938.68
  4. Step 4: Simplify right side
    67,153.38x = 3,423,096,394.00
  5. Step 5: Solve for x
    x = 3,423,096,394.00/67,153.38
  6. Step 6: Final answer
    x = 50,974.30

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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.