Home / 61,606.20-85,015.26-36,463.80

Finding the Fourth Proportional to 61,606.20, 85,015.26 and 36,463.80

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Solution

The fourth proportional to 61,606.20, 85,015.26 and 36,463.80 is: 50,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,606.20 : 85,015.26 = 36,463.80 : x
  2. Step 2: Convert to fraction form
    61,606.20/85,015.26 = 36,463.80/x
  3. Step 3: Cross multiply
    61,606.20x = 85,015.26 × 36,463.80
  4. Step 4: Simplify right side
    61,606.20x = 3,099,979,437.59
  5. Step 5: Solve for x
    x = 3,099,979,437.59/61,606.20
  6. Step 6: Final answer
    x = 50,319.28

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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.