Home / 105,798.13-146,001.41-63,381.26

Finding the Fourth Proportional to 105,798.13, 146,001.41 and 63,381.26

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Solution

The fourth proportional to 105,798.13, 146,001.41 and 63,381.26 is: 87,466.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,798.13 : 146,001.41 = 63,381.26 : x
  2. Step 2: Convert to fraction form
    105,798.13/146,001.41 = 63,381.26/x
  3. Step 3: Cross multiply
    105,798.13x = 146,001.41 × 63,381.26
  4. Step 4: Simplify right side
    105,798.13x = 9,253,753,327.58
  5. Step 5: Solve for x
    x = 9,253,753,327.58/105,798.13
  6. Step 6: Final answer
    x = 87,466.13

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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.