Home / 106,730.52-147,291.06-58,986.96

Finding the Fourth Proportional to 106,730.52, 147,291.06 and 58,986.96

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Solution

The fourth proportional to 106,730.52, 147,291.06 and 58,986.96 is: 81,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,730.52 : 147,291.06 = 58,986.96 : x
  2. Step 2: Convert to fraction form
    106,730.52/147,291.06 = 58,986.96/x
  3. Step 3: Cross multiply
    106,730.52x = 147,291.06 × 58,986.96
  4. Step 4: Simplify right side
    106,730.52x = 8,688,251,864.58
  5. Step 5: Solve for x
    x = 8,688,251,864.58/106,730.52
  6. Step 6: Final answer
    x = 81,403.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.