Home / 243,238.28-335,580.18-142,616.84

Finding the Fourth Proportional to 243,238.28, 335,580.18 and 142,616.84

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Solution

The fourth proportional to 243,238.28, 335,580.18 and 142,616.84 is: 196,759.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,238.28 : 335,580.18 = 142,616.84 : x
  2. Step 2: Convert to fraction form
    243,238.28/335,580.18 = 142,616.84/x
  3. Step 3: Cross multiply
    243,238.28x = 335,580.18 × 142,616.84
  4. Step 4: Simplify right side
    243,238.28x = 47,859,384,838.23
  5. Step 5: Solve for x
    x = 47,859,384,838.23/243,238.28
  6. Step 6: Final answer
    x = 196,759.26

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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.