Home / 75,273.65-103,847.99-43,436.39

Finding the Fourth Proportional to 75,273.65, 103,847.99 and 43,436.39

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Solution

The fourth proportional to 75,273.65, 103,847.99 and 43,436.39 is: 59,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,273.65 : 103,847.99 = 43,436.39 : x
  2. Step 2: Convert to fraction form
    75,273.65/103,847.99 = 43,436.39/x
  3. Step 3: Cross multiply
    75,273.65x = 103,847.99 × 43,436.39
  4. Step 4: Simplify right side
    75,273.65x = 4,510,782,162.57
  5. Step 5: Solve for x
    x = 4,510,782,162.57/75,273.65
  6. Step 6: Final answer
    x = 59,925.12

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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.