Home / 47,090.57-64,983.74-25,869.87

Finding the Fourth Proportional to 47,090.57, 64,983.74 and 25,869.87

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Solution

The fourth proportional to 47,090.57, 64,983.74 and 25,869.87 is: 35,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,090.57 : 64,983.74 = 25,869.87 : x
  2. Step 2: Convert to fraction form
    47,090.57/64,983.74 = 25,869.87/x
  3. Step 3: Cross multiply
    47,090.57x = 64,983.74 × 25,869.87
  4. Step 4: Simplify right side
    47,090.57x = 1,681,120,776.56
  5. Step 5: Solve for x
    x = 1,681,120,776.56/47,090.57
  6. Step 6: Final answer
    x = 35,699.74

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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.