Home / 106,159.41-146,451.71-63,114.48

Finding the Fourth Proportional to 106,159.41, 146,451.71 and 63,114.48

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Solution

The fourth proportional to 106,159.41, 146,451.71 and 63,114.48 is: 87,069.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,159.41 : 146,451.71 = 63,114.48 : x
  2. Step 2: Convert to fraction form
    106,159.41/146,451.71 = 63,114.48/x
  3. Step 3: Cross multiply
    106,159.41x = 146,451.71 × 63,114.48
  4. Step 4: Simplify right side
    106,159.41x = 9,243,223,239.33
  5. Step 5: Solve for x
    x = 9,243,223,239.33/106,159.41
  6. Step 6: Final answer
    x = 87,069.28

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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.