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Finding the Fourth Proportional to 59,176.60, 88,764.90 and 49,845.40

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Solution

The fourth proportional to 59,176.60, 88,764.90 and 49,845.40 is: 74,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,176.60 : 88,764.90 = 49,845.40 : x
  2. Step 2: Convert to fraction form
    59,176.60/88,764.90 = 49,845.40/x
  3. Step 3: Cross multiply
    59,176.60x = 88,764.90 × 49,845.40
  4. Step 4: Simplify right side
    59,176.60x = 4,424,521,946.46
  5. Step 5: Solve for x
    x = 4,424,521,946.46/59,176.60
  6. Step 6: Final answer
    x = 74,768.10

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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.