Home / 124,214.20-186,321.36-39,974.35

Finding the Fourth Proportional to 124,214.20, 186,321.36 and 39,974.35

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Solution

The fourth proportional to 124,214.20, 186,321.36 and 39,974.35 is: 59,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,214.20 : 186,321.36 = 39,974.35 : x
  2. Step 2: Convert to fraction form
    124,214.20/186,321.36 = 39,974.35/x
  3. Step 3: Cross multiply
    124,214.20x = 186,321.36 × 39,974.35
  4. Step 4: Simplify right side
    124,214.20x = 7,448,076,081.14
  5. Step 5: Solve for x
    x = 7,448,076,081.14/124,214.20
  6. Step 6: Final answer
    x = 59,961.55

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1.5x scale

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.