Home / 75,099.44-103,636.71-43,267.65

Finding the Fourth Proportional to 75,099.44, 103,636.71 and 43,267.65

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Solution

The fourth proportional to 75,099.44, 103,636.71 and 43,267.65 is: 59,709.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,099.44 : 103,636.71 = 43,267.65 : x
  2. Step 2: Convert to fraction form
    75,099.44/103,636.71 = 43,267.65/x
  3. Step 3: Cross multiply
    75,099.44x = 103,636.71 × 43,267.65
  4. Step 4: Simplify right side
    75,099.44x = 4,484,116,895.43
  5. Step 5: Solve for x
    x = 4,484,116,895.43/75,099.44
  6. Step 6: Final answer
    x = 59,709.06

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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.