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Finding the Fourth Proportional to 177,767.67, 245,483.09 and 114,216.20

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Solution

The fourth proportional to 177,767.67, 245,483.09 and 114,216.20 is: 157,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,767.67 : 245,483.09 = 114,216.20 : x
  2. Step 2: Convert to fraction form
    177,767.67/245,483.09 = 114,216.20/x
  3. Step 3: Cross multiply
    177,767.67x = 245,483.09 × 114,216.20
  4. Step 4: Simplify right side
    177,767.67x = 28,038,145,704.06
  5. Step 5: Solve for x
    x = 28,038,145,704.06/177,767.67
  6. Step 6: Final answer
    x = 157,723.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.