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Finding the Fourth Proportional to 171,803.50, 237,114.75 and 104,774.38

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Solution

The fourth proportional to 171,803.50, 237,114.75 and 104,774.38 is: 144,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,803.50 : 237,114.75 = 104,774.38 : x
  2. Step 2: Convert to fraction form
    171,803.50/237,114.75 = 104,774.38/x
  3. Step 3: Cross multiply
    171,803.50x = 237,114.75 × 104,774.38
  4. Step 4: Simplify right side
    171,803.50x = 24,843,550,920.11
  5. Step 5: Solve for x
    x = 24,843,550,920.11/171,803.50
  6. Step 6: Final answer
    x = 144,604.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.