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Finding the Fourth Proportional to 173,604.06, 260,415 and 48,954.78

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Solution

The fourth proportional to 173,604.06, 260,415 and 48,954.78 is: 73,434.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,604.06 : 260,415 = 48,954.78 : x
  2. Step 2: Convert to fraction form
    173,604.06/260,415 = 48,954.78/x
  3. Step 3: Cross multiply
    173,604.06x = 260,415 × 48,954.78
  4. Step 4: Simplify right side
    173,604.06x = 12,748,559,033.70
  5. Step 5: Solve for x
    x = 12,748,559,033.70/173,604.06
  6. Step 6: Final answer
    x = 73,434.68

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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.