Home / 170,389.11-235,127.38-93,907.97

Finding the Fourth Proportional to 170,389.11, 235,127.38 and 93,907.97

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Solution

The fourth proportional to 170,389.11, 235,127.38 and 93,907.97 is: 129,587.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,389.11 : 235,127.38 = 93,907.97 : x
  2. Step 2: Convert to fraction form
    170,389.11/235,127.38 = 93,907.97/x
  3. Step 3: Cross multiply
    170,389.11x = 235,127.38 × 93,907.97
  4. Step 4: Simplify right side
    170,389.11x = 22,080,334,947.22
  5. Step 5: Solve for x
    x = 22,080,334,947.22/170,389.11
  6. Step 6: Final answer
    x = 129,587.71

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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.