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Finding the Fourth Proportional to 114,539.60, 171,822.20 and 35,653.20

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Solution

The fourth proportional to 114,539.60, 171,822.20 and 35,653.20 is: 53,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,539.60 : 171,822.20 = 35,653.20 : x
  2. Step 2: Convert to fraction form
    114,539.60/171,822.20 = 35,653.20/x
  3. Step 3: Cross multiply
    114,539.60x = 171,822.20 × 35,653.20
  4. Step 4: Simplify right side
    114,539.60x = 6,126,011,261.04
  5. Step 5: Solve for x
    x = 6,126,011,261.04/114,539.60
  6. Step 6: Final answer
    x = 53,483.78

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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.