Home / 106,365.56-146,781.59-58,618.89

Finding the Fourth Proportional to 106,365.56, 146,781.59 and 58,618.89

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Solution

The fourth proportional to 106,365.56, 146,781.59 and 58,618.89 is: 80,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,365.56 : 146,781.59 = 58,618.89 : x
  2. Step 2: Convert to fraction form
    106,365.56/146,781.59 = 58,618.89/x
  3. Step 3: Cross multiply
    106,365.56x = 146,781.59 × 58,618.89
  4. Step 4: Simplify right side
    106,365.56x = 8,604,173,585.14
  5. Step 5: Solve for x
    x = 8,604,173,585.14/106,365.56
  6. Step 6: Final answer
    x = 80,892.48

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1.5x scale

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.