Home / 110,682.86-152,742.36-62,939.13

Finding the Fourth Proportional to 110,682.86, 152,742.36 and 62,939.13

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Solution

The fourth proportional to 110,682.86, 152,742.36 and 62,939.13 is: 86,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,682.86 : 152,742.36 = 62,939.13 : x
  2. Step 2: Convert to fraction form
    110,682.86/152,742.36 = 62,939.13/x
  3. Step 3: Cross multiply
    110,682.86x = 152,742.36 × 62,939.13
  4. Step 4: Simplify right side
    110,682.86x = 9,613,470,561.75
  5. Step 5: Solve for x
    x = 9,613,470,561.75/110,682.86
  6. Step 6: Final answer
    x = 86,856.00

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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.