Home / 40,753.48-61,130.43-18,551.33

Finding the Fourth Proportional to 40,753.48, 61,130.43 and 18,551.33

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Solution

The fourth proportional to 40,753.48, 61,130.43 and 18,551.33 is: 27,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,753.48 : 61,130.43 = 18,551.33 : x
  2. Step 2: Convert to fraction form
    40,753.48/61,130.43 = 18,551.33/x
  3. Step 3: Cross multiply
    40,753.48x = 61,130.43 × 18,551.33
  4. Step 4: Simplify right side
    40,753.48x = 1,134,050,703.56
  5. Step 5: Solve for x
    x = 1,134,050,703.56/40,753.48
  6. Step 6: Final answer
    x = 27,827.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.