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Finding the Fourth Proportional to 173,160.80, 259,741.20 and 162,792.80

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Solution

The fourth proportional to 173,160.80, 259,741.20 and 162,792.80 is: 244,189.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,160.80 : 259,741.20 = 162,792.80 : x
  2. Step 2: Convert to fraction form
    173,160.80/259,741.20 = 162,792.80/x
  3. Step 3: Cross multiply
    173,160.80x = 259,741.20 × 162,792.80
  4. Step 4: Simplify right side
    173,160.80x = 42,283,997,223.36
  5. Step 5: Solve for x
    x = 42,283,997,223.36/173,160.80
  6. Step 6: Final answer
    x = 244,189.20

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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.