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Finding the Fourth Proportional to 55,986.80, 83,999.40 and 24,844.40

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Solution

The fourth proportional to 55,986.80, 83,999.40 and 24,844.40 is: 37,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.80 : 83,999.40 = 24,844.40 : x
  2. Step 2: Convert to fraction form
    55,986.80/83,999.40 = 24,844.40/x
  3. Step 3: Cross multiply
    55,986.80x = 83,999.40 × 24,844.40
  4. Step 4: Simplify right side
    55,986.80x = 2,086,914,693.36
  5. Step 5: Solve for x
    x = 2,086,914,693.36/55,986.80
  6. Step 6: Final answer
    x = 37,275.12

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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.