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Finding the Fourth Proportional to 176,672.72, 265,009.08 and 121,100.24

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Solution

The fourth proportional to 176,672.72, 265,009.08 and 121,100.24 is: 181,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,672.72 : 265,009.08 = 121,100.24 : x
  2. Step 2: Convert to fraction form
    176,672.72/265,009.08 = 121,100.24/x
  3. Step 3: Cross multiply
    176,672.72x = 265,009.08 × 121,100.24
  4. Step 4: Simplify right side
    176,672.72x = 32,092,663,190.18
  5. Step 5: Solve for x
    x = 32,092,663,190.18/176,672.72
  6. Step 6: Final answer
    x = 181,650.36

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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.