Home / 106,106.20-146,377.47-63,590.92

Finding the Fourth Proportional to 106,106.20, 146,377.47 and 63,590.92

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Solution

The fourth proportional to 106,106.20, 146,377.47 and 63,590.92 is: 87,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,106.20 : 146,377.47 = 63,590.92 : x
  2. Step 2: Convert to fraction form
    106,106.20/146,377.47 = 63,590.92/x
  3. Step 3: Cross multiply
    106,106.20x = 146,377.47 × 63,590.92
  4. Step 4: Simplify right side
    106,106.20x = 9,308,277,984.57
  5. Step 5: Solve for x
    x = 9,308,277,984.57/106,106.20
  6. Step 6: Final answer
    x = 87,726.05

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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.