Home / 106,259.90-146,638.43-57,861.08

Finding the Fourth Proportional to 106,259.90, 146,638.43 and 57,861.08

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Solution

The fourth proportional to 106,259.90, 146,638.43 and 57,861.08 is: 79,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,259.90 : 146,638.43 = 57,861.08 : x
  2. Step 2: Convert to fraction form
    106,259.90/146,638.43 = 57,861.08/x
  3. Step 3: Cross multiply
    106,259.90x = 146,638.43 × 57,861.08
  4. Step 4: Simplify right side
    106,259.90x = 8,484,656,906.81
  5. Step 5: Solve for x
    x = 8,484,656,906.81/106,259.90
  6. Step 6: Final answer
    x = 79,848.15

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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.