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Finding the Fourth Proportional to 111,034.63, 153,231.38 and 60,733.63

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Solution

The fourth proportional to 111,034.63, 153,231.38 and 60,733.63 is: 83,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,034.63 : 153,231.38 = 60,733.63 : x
  2. Step 2: Convert to fraction form
    111,034.63/153,231.38 = 60,733.63/x
  3. Step 3: Cross multiply
    111,034.63x = 153,231.38 × 60,733.63
  4. Step 4: Simplify right side
    111,034.63x = 9,306,297,937.31
  5. Step 5: Solve for x
    x = 9,306,297,937.31/111,034.63
  6. Step 6: Final answer
    x = 83,814.37

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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.