Home / 44,138.04-66,193-14,550.36

Finding the Fourth Proportional to 44,138.04, 66,193 and 14,550.36

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Solution

The fourth proportional to 44,138.04, 66,193 and 14,550.36 is: 21,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,138.04 : 66,193 = 14,550.36 : x
  2. Step 2: Convert to fraction form
    44,138.04/66,193 = 14,550.36/x
  3. Step 3: Cross multiply
    44,138.04x = 66,193 × 14,550.36
  4. Step 4: Simplify right side
    44,138.04x = 963,131,979.48
  5. Step 5: Solve for x
    x = 963,131,979.48/44,138.04
  6. Step 6: Final answer
    x = 21,820.91

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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.