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Finding the Fourth Proportional to 50,612.40, 75,875.40 and 35,774.64

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Solution

The fourth proportional to 50,612.40, 75,875.40 and 35,774.64 is: 53,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,612.40 : 75,875.40 = 35,774.64 : x
  2. Step 2: Convert to fraction form
    50,612.40/75,875.40 = 35,774.64/x
  3. Step 3: Cross multiply
    50,612.40x = 75,875.40 × 35,774.64
  4. Step 4: Simplify right side
    50,612.40x = 2,714,415,119.86
  5. Step 5: Solve for x
    x = 2,714,415,119.86/50,612.40
  6. Step 6: Final answer
    x = 53,631.42

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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.