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Finding the Fourth Proportional to 173,080.76, 259,621.01 and 48,421.76

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Solution

The fourth proportional to 173,080.76, 259,621.01 and 48,421.76 is: 72,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,080.76 : 259,621.01 = 48,421.76 : x
  2. Step 2: Convert to fraction form
    173,080.76/259,621.01 = 48,421.76/x
  3. Step 3: Cross multiply
    173,080.76x = 259,621.01 × 48,421.76
  4. Step 4: Simplify right side
    173,080.76x = 12,571,305,995.07
  5. Step 5: Solve for x
    x = 12,571,305,995.07/173,080.76
  6. Step 6: Final answer
    x = 72,632.60

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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.