Home / 86,062.43-118,823.33-53,845.58

Finding the Fourth Proportional to 86,062.43, 118,823.33 and 53,845.58

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Solution

The fourth proportional to 86,062.43, 118,823.33 and 53,845.58 is: 74,342.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,062.43 : 118,823.33 = 53,845.58 : x
  2. Step 2: Convert to fraction form
    86,062.43/118,823.33 = 53,845.58/x
  3. Step 3: Cross multiply
    86,062.43x = 118,823.33 × 53,845.58
  4. Step 4: Simplify right side
    86,062.43x = 6,398,111,553.05
  5. Step 5: Solve for x
    x = 6,398,111,553.05/86,062.43
  6. Step 6: Final answer
    x = 74,342.68

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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.