Home / 47,945.80-66,164.79-26,142.10

Finding the Fourth Proportional to 47,945.80, 66,164.79 and 26,142.10

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Solution

The fourth proportional to 47,945.80, 66,164.79 and 26,142.10 is: 36,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,945.80 : 66,164.79 = 26,142.10 : x
  2. Step 2: Convert to fraction form
    47,945.80/66,164.79 = 26,142.10/x
  3. Step 3: Cross multiply
    47,945.80x = 66,164.79 × 26,142.10
  4. Step 4: Simplify right side
    47,945.80x = 1,729,686,489.28
  5. Step 5: Solve for x
    x = 1,729,686,489.28/47,945.80
  6. Step 6: Final answer
    x = 36,075.87

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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.