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Finding the Fourth Proportional to 106,575.58, 147,063.81 and 58,825.84

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Solution

The fourth proportional to 106,575.58, 147,063.81 and 58,825.84 is: 81,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,575.58 : 147,063.81 = 58,825.84 : x
  2. Step 2: Convert to fraction form
    106,575.58/147,063.81 = 58,825.84/x
  3. Step 3: Cross multiply
    106,575.58x = 147,063.81 × 58,825.84
  4. Step 4: Simplify right side
    106,575.58x = 8,651,152,156.85
  5. Step 5: Solve for x
    x = 8,651,152,156.85/106,575.58
  6. Step 6: Final answer
    x = 81,173.87

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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.