Home / 140,360.56-193,642.58-86,552.16

Finding the Fourth Proportional to 140,360.56, 193,642.58 and 86,552.16

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Solution

The fourth proportional to 140,360.56, 193,642.58 and 86,552.16 is: 119,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,360.56 : 193,642.58 = 86,552.16 : x
  2. Step 2: Convert to fraction form
    140,360.56/193,642.58 = 86,552.16/x
  3. Step 3: Cross multiply
    140,360.56x = 193,642.58 × 86,552.16
  4. Step 4: Simplify right side
    140,360.56x = 16,760,183,566.97
  5. Step 5: Solve for x
    x = 16,760,183,566.97/140,360.56
  6. Step 6: Final answer
    x = 119,408.07

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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.