Home / 96,675.19-145,006.95-57,481.72

Finding the Fourth Proportional to 96,675.19, 145,006.95 and 57,481.72

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Solution

The fourth proportional to 96,675.19, 145,006.95 and 57,481.72 is: 86,219.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,675.19 : 145,006.95 = 57,481.72 : x
  2. Step 2: Convert to fraction form
    96,675.19/145,006.95 = 57,481.72/x
  3. Step 3: Cross multiply
    96,675.19x = 145,006.95 × 57,481.72
  4. Step 4: Simplify right side
    96,675.19x = 8,335,248,750.99
  5. Step 5: Solve for x
    x = 8,335,248,750.99/96,675.19
  6. Step 6: Final answer
    x = 86,219.11

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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.