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Finding the Fourth Proportional to 173,599.05, 260,398.58 and 80,053.77

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Solution

The fourth proportional to 173,599.05, 260,398.58 and 80,053.77 is: 120,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,599.05 : 260,398.58 = 80,053.77 : x
  2. Step 2: Convert to fraction form
    173,599.05/260,398.58 = 80,053.77/x
  3. Step 3: Cross multiply
    173,599.05x = 260,398.58 × 80,053.77
  4. Step 4: Simplify right side
    173,599.05x = 20,845,887,631.38
  5. Step 5: Solve for x
    x = 20,845,887,631.38/173,599.05
  6. Step 6: Final answer
    x = 120,080.66

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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.