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Finding the Fourth Proportional to 237,024.48, 355,536 and 79,216.80

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Solution

The fourth proportional to 237,024.48, 355,536 and 79,216.80 is: 118,824.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,024.48 : 355,536 = 79,216.80 : x
  2. Step 2: Convert to fraction form
    237,024.48/355,536 = 79,216.80/x
  3. Step 3: Cross multiply
    237,024.48x = 355,536 × 79,216.80
  4. Step 4: Simplify right side
    237,024.48x = 28,164,424,204.80
  5. Step 5: Solve for x
    x = 28,164,424,204.80/237,024.48
  6. Step 6: Final answer
    x = 118,824.96

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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.