Home / 47,009.45-64,871.93-25,788.53

Finding the Fourth Proportional to 47,009.45, 64,871.93 and 25,788.53

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Solution

The fourth proportional to 47,009.45, 64,871.93 and 25,788.53 is: 35,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,009.45 : 64,871.93 = 25,788.53 : x
  2. Step 2: Convert to fraction form
    47,009.45/64,871.93 = 25,788.53/x
  3. Step 3: Cross multiply
    47,009.45x = 64,871.93 × 25,788.53
  4. Step 4: Simplify right side
    47,009.45x = 1,672,951,551.28
  5. Step 5: Solve for x
    x = 1,672,951,551.28/47,009.45
  6. Step 6: Final answer
    x = 35,587.56

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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.