Home / 255,188.27-352,175.34-142,011.02

Finding the Fourth Proportional to 255,188.27, 352,175.34 and 142,011.02

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Solution

The fourth proportional to 255,188.27, 352,175.34 and 142,011.02 is: 195,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,188.27 : 352,175.34 = 142,011.02 : x
  2. Step 2: Convert to fraction form
    255,188.27/352,175.34 = 142,011.02/x
  3. Step 3: Cross multiply
    255,188.27x = 352,175.34 × 142,011.02
  4. Step 4: Simplify right side
    255,188.27x = 50,012,780,665.23
  5. Step 5: Solve for x
    x = 50,012,780,665.23/255,188.27
  6. Step 6: Final answer
    x = 195,983.85

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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.