Home / 67,202.45-92,738.67-36,987.12

Finding the Fourth Proportional to 67,202.45, 92,738.67 and 36,987.12

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Solution

The fourth proportional to 67,202.45, 92,738.67 and 36,987.12 is: 51,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,202.45 : 92,738.67 = 36,987.12 : x
  2. Step 2: Convert to fraction form
    67,202.45/92,738.67 = 36,987.12/x
  3. Step 3: Cross multiply
    67,202.45x = 92,738.67 × 36,987.12
  4. Step 4: Simplify right side
    67,202.45x = 3,430,136,646.11
  5. Step 5: Solve for x
    x = 3,430,136,646.11/67,202.45
  6. Step 6: Final answer
    x = 51,041.84

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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.