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Finding the Fourth Proportional to 167,951.80, 251,927.70 and 118,088.20

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Solution

The fourth proportional to 167,951.80, 251,927.70 and 118,088.20 is: 177,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,951.80 : 251,927.70 = 118,088.20 : x
  2. Step 2: Convert to fraction form
    167,951.80/251,927.70 = 118,088.20/x
  3. Step 3: Cross multiply
    167,951.80x = 251,927.70 × 118,088.20
  4. Step 4: Simplify right side
    167,951.80x = 29,749,688,623.14
  5. Step 5: Solve for x
    x = 29,749,688,623.14/167,951.80
  6. Step 6: Final answer
    x = 177,132.30

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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.