Home / 75,029.96-103,544.66-43,209.11

Finding the Fourth Proportional to 75,029.96, 103,544.66 and 43,209.11

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Solution

The fourth proportional to 75,029.96, 103,544.66 and 43,209.11 is: 59,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,029.96 : 103,544.66 = 43,209.11 : x
  2. Step 2: Convert to fraction form
    75,029.96/103,544.66 = 43,209.11/x
  3. Step 3: Cross multiply
    75,029.96x = 103,544.66 × 43,209.11
  4. Step 4: Simplify right side
    75,029.96x = 4,474,072,970.74
  5. Step 5: Solve for x
    x = 4,474,072,970.74/75,029.96
  6. Step 6: Final answer
    x = 59,630.48

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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.