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Finding the Fourth Proportional to 176,615.40, 264,750.30 and 92,418.60

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Solution

The fourth proportional to 176,615.40, 264,750.30 and 92,418.60 is: 138,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,615.40 : 264,750.30 = 92,418.60 : x
  2. Step 2: Convert to fraction form
    176,615.40/264,750.30 = 92,418.60/x
  3. Step 3: Cross multiply
    176,615.40x = 264,750.30 × 92,418.60
  4. Step 4: Simplify right side
    176,615.40x = 24,467,852,075.58
  5. Step 5: Solve for x
    x = 24,467,852,075.58/176,615.40
  6. Step 6: Final answer
    x = 138,537.48

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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.