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Finding the Fourth Proportional to 58,059.20, 80,104.80 and 34,174.40

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Solution

The fourth proportional to 58,059.20, 80,104.80 and 34,174.40 is: 47,150.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,059.20 : 80,104.80 = 34,174.40 : x
  2. Step 2: Convert to fraction form
    58,059.20/80,104.80 = 34,174.40/x
  3. Step 3: Cross multiply
    58,059.20x = 80,104.80 × 34,174.40
  4. Step 4: Simplify right side
    58,059.20x = 2,737,533,477.12
  5. Step 5: Solve for x
    x = 2,737,533,477.12/58,059.20
  6. Step 6: Final answer
    x = 47,150.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.