Home / 75,596.40-104,327.28-43,336.38

Finding the Fourth Proportional to 75,596.40, 104,327.28 and 43,336.38

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Solution

The fourth proportional to 75,596.40, 104,327.28 and 43,336.38 is: 59,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,596.40 : 104,327.28 = 43,336.38 : x
  2. Step 2: Convert to fraction form
    75,596.40/104,327.28 = 43,336.38/x
  3. Step 3: Cross multiply
    75,596.40x = 104,327.28 × 43,336.38
  4. Step 4: Simplify right side
    75,596.40x = 4,521,166,650.45
  5. Step 5: Solve for x
    x = 4,521,166,650.45/75,596.40
  6. Step 6: Final answer
    x = 59,806.64

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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.