Home / 69,208.55-103,667.02-56,086.55

Finding the Fourth Proportional to 69,208.55, 103,667.02 and 56,086.55

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Solution

The fourth proportional to 69,208.55, 103,667.02 and 56,086.55 is: 84,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,208.55 : 103,667.02 = 56,086.55 : x
  2. Step 2: Convert to fraction form
    69,208.55/103,667.02 = 56,086.55/x
  3. Step 3: Cross multiply
    69,208.55x = 103,667.02 × 56,086.55
  4. Step 4: Simplify right side
    69,208.55x = 5,814,325,500.58
  5. Step 5: Solve for x
    x = 5,814,325,500.58/69,208.55
  6. Step 6: Final answer
    x = 84,011.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.