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Finding the Fourth Proportional to 110,884.80, 153,021.48 and 60,583.80

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Solution

The fourth proportional to 110,884.80, 153,021.48 and 60,583.80 is: 83,605.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,884.80 : 153,021.48 = 60,583.80 : x
  2. Step 2: Convert to fraction form
    110,884.80/153,021.48 = 60,583.80/x
  3. Step 3: Cross multiply
    110,884.80x = 153,021.48 × 60,583.80
  4. Step 4: Simplify right side
    110,884.80x = 9,270,622,740.02
  5. Step 5: Solve for x
    x = 9,270,622,740.02/110,884.80
  6. Step 6: Final answer
    x = 83,605.89

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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.