Home / 96,820.93-145,288.24-40,656.72

Finding the Fourth Proportional to 96,820.93, 145,288.24 and 40,656.72

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Solution

The fourth proportional to 96,820.93, 145,288.24 and 40,656.72 is: 61,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,820.93 : 145,288.24 = 40,656.72 : x
  2. Step 2: Convert to fraction form
    96,820.93/145,288.24 = 40,656.72/x
  3. Step 3: Cross multiply
    96,820.93x = 145,288.24 × 40,656.72
  4. Step 4: Simplify right side
    96,820.93x = 5,906,943,292.97
  5. Step 5: Solve for x
    x = 5,906,943,292.97/96,820.93
  6. Step 6: Final answer
    x = 61,008.95

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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.