Home / 105,829.17-146,044.26-63,412.26

Finding the Fourth Proportional to 105,829.17, 146,044.26 and 63,412.26

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Solution

The fourth proportional to 105,829.17, 146,044.26 and 63,412.26 is: 87,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,829.17 : 146,044.26 = 63,412.26 : x
  2. Step 2: Convert to fraction form
    105,829.17/146,044.26 = 63,412.26/x
  3. Step 3: Cross multiply
    105,829.17x = 146,044.26 × 63,412.26
  4. Step 4: Simplify right side
    105,829.17x = 9,260,996,586.63
  5. Step 5: Solve for x
    x = 9,260,996,586.63/105,829.17
  6. Step 6: Final answer
    x = 87,508.92

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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.