Home / 75,400.35-104,029.16-43,557.63

Finding the Fourth Proportional to 75,400.35, 104,029.16 and 43,557.63

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Solution

The fourth proportional to 75,400.35, 104,029.16 and 43,557.63 is: 60,096.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400.35 : 104,029.16 = 43,557.63 : x
  2. Step 2: Convert to fraction form
    75,400.35/104,029.16 = 43,557.63/x
  3. Step 3: Cross multiply
    75,400.35x = 104,029.16 × 43,557.63
  4. Step 4: Simplify right side
    75,400.35x = 4,531,263,442.70
  5. Step 5: Solve for x
    x = 4,531,263,442.70/75,400.35
  6. Step 6: Final answer
    x = 60,096.05

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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.