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Finding the Fourth Proportional to 173,533.95, 260,365.73 and 68,426.19

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Solution

The fourth proportional to 173,533.95, 260,365.73 and 68,426.19 is: 102,664.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,533.95 : 260,365.73 = 68,426.19 : x
  2. Step 2: Convert to fraction form
    173,533.95/260,365.73 = 68,426.19/x
  3. Step 3: Cross multiply
    173,533.95x = 260,365.73 × 68,426.19
  4. Step 4: Simplify right side
    173,533.95x = 17,815,834,910.47
  5. Step 5: Solve for x
    x = 17,815,834,910.47/173,533.95
  6. Step 6: Final answer
    x = 102,664.84

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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.