Home / 118,599.17-163,610.31-73,260.83

Finding the Fourth Proportional to 118,599.17, 163,610.31 and 73,260.83

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Solution

The fourth proportional to 118,599.17, 163,610.31 and 73,260.83 is: 101,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,599.17 : 163,610.31 = 73,260.83 : x
  2. Step 2: Convert to fraction form
    118,599.17/163,610.31 = 73,260.83/x
  3. Step 3: Cross multiply
    118,599.17x = 163,610.31 × 73,260.83
  4. Step 4: Simplify right side
    118,599.17x = 11,986,227,790.91
  5. Step 5: Solve for x
    x = 11,986,227,790.91/118,599.17
  6. Step 6: Final answer
    x = 101,065.03

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1.5x scale

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.