Home / 67,311.36-92,890.08-37,503.36

Finding the Fourth Proportional to 67,311.36, 92,890.08 and 37,503.36

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Solution

The fourth proportional to 67,311.36, 92,890.08 and 37,503.36 is: 51,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,311.36 : 92,890.08 = 37,503.36 : x
  2. Step 2: Convert to fraction form
    67,311.36/92,890.08 = 37,503.36/x
  3. Step 3: Cross multiply
    67,311.36x = 92,890.08 × 37,503.36
  4. Step 4: Simplify right side
    67,311.36x = 3,483,690,110.67
  5. Step 5: Solve for x
    x = 3,483,690,110.67/67,311.36
  6. Step 6: Final answer
    x = 51,754.86

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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.