Home / 111,498.33-153,867.79-60,511.07

Finding the Fourth Proportional to 111,498.33, 153,867.79 and 60,511.07

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Solution

The fourth proportional to 111,498.33, 153,867.79 and 60,511.07 is: 83,505.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,498.33 : 153,867.79 = 60,511.07 : x
  2. Step 2: Convert to fraction form
    111,498.33/153,867.79 = 60,511.07/x
  3. Step 3: Cross multiply
    111,498.33x = 153,867.79 × 60,511.07
  4. Step 4: Simplify right side
    111,498.33x = 9,310,703,917.74
  5. Step 5: Solve for x
    x = 9,310,703,917.74/111,498.33
  6. Step 6: Final answer
    x = 83,505.32

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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.