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Finding the Fourth Proportional to 176,930.80, 265,396.20 and 58,620.40

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Solution

The fourth proportional to 176,930.80, 265,396.20 and 58,620.40 is: 87,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,930.80 : 265,396.20 = 58,620.40 : x
  2. Step 2: Convert to fraction form
    176,930.80/265,396.20 = 58,620.40/x
  3. Step 3: Cross multiply
    176,930.80x = 265,396.20 × 58,620.40
  4. Step 4: Simplify right side
    176,930.80x = 15,557,631,402.48
  5. Step 5: Solve for x
    x = 15,557,631,402.48/176,930.80
  6. Step 6: Final answer
    x = 87,930.60

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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.