Home / 118,186.19-177,280.82-39,300.41

Finding the Fourth Proportional to 118,186.19, 177,280.82 and 39,300.41

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Solution

The fourth proportional to 118,186.19, 177,280.82 and 39,300.41 is: 58,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,186.19 : 177,280.82 = 39,300.41 : x
  2. Step 2: Convert to fraction form
    118,186.19/177,280.82 = 39,300.41/x
  3. Step 3: Cross multiply
    118,186.19x = 177,280.82 × 39,300.41
  4. Step 4: Simplify right side
    118,186.19x = 6,967,208,911.14
  5. Step 5: Solve for x
    x = 6,967,208,911.14/118,186.19
  6. Step 6: Final answer
    x = 58,951.13

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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.