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Finding the Fourth Proportional to 174,799.45, 262,199.45 and 74,894.86

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Solution

The fourth proportional to 174,799.45, 262,199.45 and 74,894.86 is: 112,342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,799.45 : 262,199.45 = 74,894.86 : x
  2. Step 2: Convert to fraction form
    174,799.45/262,199.45 = 74,894.86/x
  3. Step 3: Cross multiply
    174,799.45x = 262,199.45 × 74,894.86
  4. Step 4: Simplify right side
    174,799.45x = 19,637,391,099.83
  5. Step 5: Solve for x
    x = 19,637,391,099.83/174,799.45
  6. Step 6: Final answer
    x = 112,342.41

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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.