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Finding the Fourth Proportional to 118,239.68, 177,388.68 and 35,133.68

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Solution

The fourth proportional to 118,239.68, 177,388.68 and 35,133.68 is: 52,709.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,239.68 : 177,388.68 = 35,133.68 : x
  2. Step 2: Convert to fraction form
    118,239.68/177,388.68 = 35,133.68/x
  3. Step 3: Cross multiply
    118,239.68x = 177,388.68 × 35,133.68
  4. Step 4: Simplify right side
    118,239.68x = 6,232,317,118.74
  5. Step 5: Solve for x
    x = 6,232,317,118.74/118,239.68
  6. Step 6: Final answer
    x = 52,709.18

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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.