Home / 47,028.48-64,899.36-25,809.12

Finding the Fourth Proportional to 47,028.48, 64,899.36 and 25,809.12

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Solution

The fourth proportional to 47,028.48, 64,899.36 and 25,809.12 is: 35,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,028.48 : 64,899.36 = 25,809.12 : x
  2. Step 2: Convert to fraction form
    47,028.48/64,899.36 = 25,809.12/x
  3. Step 3: Cross multiply
    47,028.48x = 64,899.36 × 25,809.12
  4. Step 4: Simplify right side
    47,028.48x = 1,674,995,370.16
  5. Step 5: Solve for x
    x = 1,674,995,370.16/47,028.48
  6. Step 6: Final answer
    x = 35,616.62

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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.