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Finding the Fourth Proportional to 105,586.44, 158,380.88 and 35,465.76

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Solution

The fourth proportional to 105,586.44, 158,380.88 and 35,465.76 is: 53,199.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,586.44 : 158,380.88 = 35,465.76 : x
  2. Step 2: Convert to fraction form
    105,586.44/158,380.88 = 35,465.76/x
  3. Step 3: Cross multiply
    105,586.44x = 158,380.88 × 35,465.76
  4. Step 4: Simplify right side
    105,586.44x = 5,617,098,101.34
  5. Step 5: Solve for x
    x = 5,617,098,101.34/105,586.44
  6. Step 6: Final answer
    x = 53,199.05

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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.