Home / 67,021.11-92,485.47-36,810.39

Finding the Fourth Proportional to 67,021.11, 92,485.47 and 36,810.39

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Solution

The fourth proportional to 67,021.11, 92,485.47 and 36,810.39 is: 50,796.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,021.11 : 92,485.47 = 36,810.39 : x
  2. Step 2: Convert to fraction form
    67,021.11/92,485.47 = 36,810.39/x
  3. Step 3: Cross multiply
    67,021.11x = 92,485.47 × 36,810.39
  4. Step 4: Simplify right side
    67,021.11x = 3,404,426,220.03
  5. Step 5: Solve for x
    x = 3,404,426,220.03/67,021.11
  6. Step 6: Final answer
    x = 50,796.33

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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.