Home / 75,436.48-104,090.78-43,599.24

Finding the Fourth Proportional to 75,436.48, 104,090.78 and 43,599.24

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Solution

The fourth proportional to 75,436.48, 104,090.78 and 43,599.24 is: 60,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,436.48 : 104,090.78 = 43,599.24 : x
  2. Step 2: Convert to fraction form
    75,436.48/104,090.78 = 43,599.24/x
  3. Step 3: Cross multiply
    75,436.48x = 104,090.78 × 43,599.24
  4. Step 4: Simplify right side
    75,436.48x = 4,538,278,899.01
  5. Step 5: Solve for x
    x = 4,538,278,899.01/75,436.48
  6. Step 6: Final answer
    x = 60,160.27

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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.