Home / 110,086.72-151,914.75-62,339.05

Finding the Fourth Proportional to 110,086.72, 151,914.75 and 62,339.05

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Solution

The fourth proportional to 110,086.72, 151,914.75 and 62,339.05 is: 86,025.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,086.72 : 151,914.75 = 62,339.05 : x
  2. Step 2: Convert to fraction form
    110,086.72/151,914.75 = 62,339.05/x
  3. Step 3: Cross multiply
    110,086.72x = 151,914.75 × 62,339.05
  4. Step 4: Simplify right side
    110,086.72x = 9,470,221,195.99
  5. Step 5: Solve for x
    x = 9,470,221,195.99/110,086.72
  6. Step 6: Final answer
    x = 86,025.10

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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.