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Finding the Fourth Proportional to 114,145.60, 171,231.20 and 35,259.20

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Solution

The fourth proportional to 114,145.60, 171,231.20 and 35,259.20 is: 52,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,145.60 : 171,231.20 = 35,259.20 : x
  2. Step 2: Convert to fraction form
    114,145.60/171,231.20 = 35,259.20/x
  3. Step 3: Cross multiply
    114,145.60x = 171,231.20 × 35,259.20
  4. Step 4: Simplify right side
    114,145.60x = 6,037,475,127.04
  5. Step 5: Solve for x
    x = 6,037,475,127.04/114,145.60
  6. Step 6: Final answer
    x = 52,892.75

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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.