Home / 170,240.81-234,930.11-93,758.45

Finding the Fourth Proportional to 170,240.81, 234,930.11 and 93,758.45

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Solution

The fourth proportional to 170,240.81, 234,930.11 and 93,758.45 is: 129,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,240.81 : 234,930.11 = 93,758.45 : x
  2. Step 2: Convert to fraction form
    170,240.81/234,930.11 = 93,758.45/x
  3. Step 3: Cross multiply
    170,240.81x = 234,930.11 × 93,758.45
  4. Step 4: Simplify right side
    170,240.81x = 22,026,681,328.49
  5. Step 5: Solve for x
    x = 22,026,681,328.49/170,240.81
  6. Step 6: Final answer
    x = 129,385.44

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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.