Home / 118,181.86-177,240.58-39,285.83

Finding the Fourth Proportional to 118,181.86, 177,240.58 and 39,285.83

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Solution

The fourth proportional to 118,181.86, 177,240.58 and 39,285.83 is: 58,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,181.86 : 177,240.58 = 39,285.83 : x
  2. Step 2: Convert to fraction form
    118,181.86/177,240.58 = 39,285.83/x
  3. Step 3: Cross multiply
    118,181.86x = 177,240.58 × 39,285.83
  4. Step 4: Simplify right side
    118,181.86x = 6,963,043,639.87
  5. Step 5: Solve for x
    x = 6,963,043,639.87/118,181.86
  6. Step 6: Final answer
    x = 58,918.04

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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.