Home / 64,519.35-89,033.82-35,840.99

Finding the Fourth Proportional to 64,519.35, 89,033.82 and 35,840.99

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Solution

The fourth proportional to 64,519.35, 89,033.82 and 35,840.99 is: 49,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,519.35 : 89,033.82 = 35,840.99 : x
  2. Step 2: Convert to fraction form
    64,519.35/89,033.82 = 35,840.99/x
  3. Step 3: Cross multiply
    64,519.35x = 89,033.82 × 35,840.99
  4. Step 4: Simplify right side
    64,519.35x = 3,191,060,252.28
  5. Step 5: Solve for x
    x = 3,191,060,252.28/64,519.35
  6. Step 6: Final answer
    x = 49,458.96

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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.