Home / 185,331.72-255,592.62-144,505.86

Finding the Fourth Proportional to 185,331.72, 255,592.62 and 144,505.86

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Solution

The fourth proportional to 185,331.72, 255,592.62 and 144,505.86 is: 199,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,331.72 : 255,592.62 = 144,505.86 : x
  2. Step 2: Convert to fraction form
    185,331.72/255,592.62 = 144,505.86/x
  3. Step 3: Cross multiply
    185,331.72x = 255,592.62 × 144,505.86
  4. Step 4: Simplify right side
    185,331.72x = 36,934,631,362.75
  5. Step 5: Solve for x
    x = 36,934,631,362.75/185,331.72
  6. Step 6: Final answer
    x = 199,289.31

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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.