Home / 118,518.75-177,778.14-35,412.75

Finding the Fourth Proportional to 118,518.75, 177,778.14 and 35,412.75

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Solution

The fourth proportional to 118,518.75, 177,778.14 and 35,412.75 is: 53,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,518.75 : 177,778.14 = 35,412.75 : x
  2. Step 2: Convert to fraction form
    118,518.75/177,778.14 = 35,412.75/x
  3. Step 3: Cross multiply
    118,518.75x = 177,778.14 × 35,412.75
  4. Step 4: Simplify right side
    118,518.75x = 6,295,612,827.29
  5. Step 5: Solve for x
    x = 6,295,612,827.29/118,518.75
  6. Step 6: Final answer
    x = 53,119.13

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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.