Home / 61,634.58-85,056.12-36,135.24

Finding the Fourth Proportional to 61,634.58, 85,056.12 and 36,135.24

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Solution

The fourth proportional to 61,634.58, 85,056.12 and 36,135.24 is: 49,866.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,634.58 : 85,056.12 = 36,135.24 : x
  2. Step 2: Convert to fraction form
    61,634.58/85,056.12 = 36,135.24/x
  3. Step 3: Cross multiply
    61,634.58x = 85,056.12 × 36,135.24
  4. Step 4: Simplify right side
    61,634.58x = 3,073,523,309.67
  5. Step 5: Solve for x
    x = 3,073,523,309.67/61,634.58
  6. Step 6: Final answer
    x = 49,866.87

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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.