Home / 106,556.59-159,701.23-56,513.17

Finding the Fourth Proportional to 106,556.59, 159,701.23 and 56,513.17

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Solution

The fourth proportional to 106,556.59, 159,701.23 and 56,513.17 is: 84,698.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,556.59 : 159,701.23 = 56,513.17 : x
  2. Step 2: Convert to fraction form
    106,556.59/159,701.23 = 56,513.17/x
  3. Step 3: Cross multiply
    106,556.59x = 159,701.23 × 56,513.17
  4. Step 4: Simplify right side
    106,556.59x = 9,025,221,679.13
  5. Step 5: Solve for x
    x = 9,025,221,679.13/106,556.59
  6. Step 6: Final answer
    x = 84,698.86

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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.