Home / 58,512.68-87,769.24-14,139.36

Finding the Fourth Proportional to 58,512.68, 87,769.24 and 14,139.36

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Solution

The fourth proportional to 58,512.68, 87,769.24 and 14,139.36 is: 21,209.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,512.68 : 87,769.24 = 14,139.36 : x
  2. Step 2: Convert to fraction form
    58,512.68/87,769.24 = 14,139.36/x
  3. Step 3: Cross multiply
    58,512.68x = 87,769.24 × 14,139.36
  4. Step 4: Simplify right side
    58,512.68x = 1,241,000,845.94
  5. Step 5: Solve for x
    x = 1,241,000,845.94/58,512.68
  6. Step 6: Final answer
    x = 21,209.09

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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.