Home / 98,227.54-147,444.42-87,054.38

Finding the Fourth Proportional to 98,227.54, 147,444.42 and 87,054.38

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Solution

The fourth proportional to 98,227.54, 147,444.42 and 87,054.38 is: 130,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,227.54 : 147,444.42 = 87,054.38 : x
  2. Step 2: Convert to fraction form
    98,227.54/147,444.42 = 87,054.38/x
  3. Step 3: Cross multiply
    98,227.54x = 147,444.42 × 87,054.38
  4. Step 4: Simplify right side
    98,227.54x = 12,835,682,567.56
  5. Step 5: Solve for x
    x = 12,835,682,567.56/98,227.54
  6. Step 6: Final answer
    x = 130,672.95

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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.