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Finding the Fourth Proportional to 118,242.48, 177,270.12 and 59,045.52

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Solution

The fourth proportional to 118,242.48, 177,270.12 and 59,045.52 is: 88,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,242.48 : 177,270.12 = 59,045.52 : x
  2. Step 2: Convert to fraction form
    118,242.48/177,270.12 = 59,045.52/x
  3. Step 3: Cross multiply
    118,242.48x = 177,270.12 × 59,045.52
  4. Step 4: Simplify right side
    118,242.48x = 10,467,006,415.86
  5. Step 5: Solve for x
    x = 10,467,006,415.86/118,242.48
  6. Step 6: Final answer
    x = 88,521.54

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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.