Home / 124,456.08-186,683.32-74,550.36

Finding the Fourth Proportional to 124,456.08, 186,683.32 and 74,550.36

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Solution

The fourth proportional to 124,456.08, 186,683.32 and 74,550.36 is: 111,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,456.08 : 186,683.32 = 74,550.36 : x
  2. Step 2: Convert to fraction form
    124,456.08/186,683.32 = 74,550.36/x
  3. Step 3: Cross multiply
    124,456.08x = 186,683.32 × 74,550.36
  4. Step 4: Simplify right side
    124,456.08x = 13,917,308,712.00
  5. Step 5: Solve for x
    x = 13,917,308,712.00/124,456.08
  6. Step 6: Final answer
    x = 111,825.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.