Home / 170,564.43-235,401.54-98,929.65

Finding the Fourth Proportional to 170,564.43, 235,401.54 and 98,929.65

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Solution

The fourth proportional to 170,564.43, 235,401.54 and 98,929.65 is: 136,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,564.43 : 235,401.54 = 98,929.65 : x
  2. Step 2: Convert to fraction form
    170,564.43/235,401.54 = 98,929.65/x
  3. Step 3: Cross multiply
    170,564.43x = 235,401.54 × 98,929.65
  4. Step 4: Simplify right side
    170,564.43x = 23,288,191,961.66
  5. Step 5: Solve for x
    x = 23,288,191,961.66/170,564.43
  6. Step 6: Final answer
    x = 136,536.04

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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.