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Finding the Fourth Proportional to 118,810.01, 178,217.75 and 39,924.92

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Solution

The fourth proportional to 118,810.01, 178,217.75 and 39,924.92 is: 59,888.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,810.01 : 178,217.75 = 39,924.92 : x
  2. Step 2: Convert to fraction form
    118,810.01/178,217.75 = 39,924.92/x
  3. Step 3: Cross multiply
    118,810.01x = 178,217.75 × 39,924.92
  4. Step 4: Simplify right side
    118,810.01x = 7,115,328,320.62
  5. Step 5: Solve for x
    x = 7,115,328,320.62/118,810.01
  6. Step 6: Final answer
    x = 59,888.29

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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.