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Finding the Fourth Proportional to 75,156.62, 103,733.15 and 46,856.84

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Solution

The fourth proportional to 75,156.62, 103,733.15 and 46,856.84 is: 64,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,156.62 : 103,733.15 = 46,856.84 : x
  2. Step 2: Convert to fraction form
    75,156.62/103,733.15 = 46,856.84/x
  3. Step 3: Cross multiply
    75,156.62x = 103,733.15 × 46,856.84
  4. Step 4: Simplify right side
    75,156.62x = 4,860,606,859.30
  5. Step 5: Solve for x
    x = 4,860,606,859.30/75,156.62
  6. Step 6: Final answer
    x = 64,673.04

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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.