Home / 67,103.13-92,603.49-36,889.72

Finding the Fourth Proportional to 67,103.13, 92,603.49 and 36,889.72

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Solution

The fourth proportional to 67,103.13, 92,603.49 and 36,889.72 is: 50,908.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,103.13 : 92,603.49 = 36,889.72 : x
  2. Step 2: Convert to fraction form
    67,103.13/92,603.49 = 36,889.72/x
  3. Step 3: Cross multiply
    67,103.13x = 92,603.49 × 36,889.72
  4. Step 4: Simplify right side
    67,103.13x = 3,416,116,817.12
  5. Step 5: Solve for x
    x = 3,416,116,817.12/67,103.13
  6. Step 6: Final answer
    x = 50,908.46

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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.