Home / 58,930.44-88,412.16-19,515.30

Finding the Fourth Proportional to 58,930.44, 88,412.16 and 19,515.30

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Solution

The fourth proportional to 58,930.44, 88,412.16 and 19,515.30 is: 29,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,930.44 : 88,412.16 = 19,515.30 : x
  2. Step 2: Convert to fraction form
    58,930.44/88,412.16 = 19,515.30/x
  3. Step 3: Cross multiply
    58,930.44x = 88,412.16 × 19,515.30
  4. Step 4: Simplify right side
    58,930.44x = 1,725,389,826.05
  5. Step 5: Solve for x
    x = 1,725,389,826.05/58,930.44
  6. Step 6: Final answer
    x = 29,278.41

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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.