Home / 75,573.54-104,287.05-43,740.18

Finding the Fourth Proportional to 75,573.54, 104,287.05 and 43,740.18

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Solution

The fourth proportional to 75,573.54, 104,287.05 and 43,740.18 is: 60,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,573.54 : 104,287.05 = 43,740.18 : x
  2. Step 2: Convert to fraction form
    75,573.54/104,287.05 = 43,740.18/x
  3. Step 3: Cross multiply
    75,573.54x = 104,287.05 × 43,740.18
  4. Step 4: Simplify right side
    75,573.54x = 4,561,534,338.67
  5. Step 5: Solve for x
    x = 4,561,534,338.67/75,573.54
  6. Step 6: Final answer
    x = 60,358.88

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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.