Home / 106,267.81-146,605.56-63,238.68

Finding the Fourth Proportional to 106,267.81, 146,605.56 and 63,238.68

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Solution

The fourth proportional to 106,267.81, 146,605.56 and 63,238.68 is: 87,243.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,267.81 : 146,605.56 = 63,238.68 : x
  2. Step 2: Convert to fraction form
    106,267.81/146,605.56 = 63,238.68/x
  3. Step 3: Cross multiply
    106,267.81x = 146,605.56 × 63,238.68
  4. Step 4: Simplify right side
    106,267.81x = 9,271,142,095.06
  5. Step 5: Solve for x
    x = 9,271,142,095.06/106,267.81
  6. Step 6: Final answer
    x = 87,243.18

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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.