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Finding the Fourth Proportional to 173,505.60, 260,262.72 and 48,845.76

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Solution

The fourth proportional to 173,505.60, 260,262.72 and 48,845.76 is: 73,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,505.60 : 260,262.72 = 48,845.76 : x
  2. Step 2: Convert to fraction form
    173,505.60/260,262.72 = 48,845.76/x
  3. Step 3: Cross multiply
    173,505.60x = 260,262.72 × 48,845.76
  4. Step 4: Simplify right side
    173,505.60x = 12,712,730,358.07
  5. Step 5: Solve for x
    x = 12,712,730,358.07/173,505.60
  6. Step 6: Final answer
    x = 73,269.86

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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.