Home / 74,263.55-111,393.47-21,673.49

Finding the Fourth Proportional to 74,263.55, 111,393.47 and 21,673.49

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Solution

The fourth proportional to 74,263.55, 111,393.47 and 21,673.49 is: 32,509.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,263.55 : 111,393.47 = 21,673.49 : x
  2. Step 2: Convert to fraction form
    74,263.55/111,393.47 = 21,673.49/x
  3. Step 3: Cross multiply
    74,263.55x = 111,393.47 × 21,673.49
  4. Step 4: Simplify right side
    74,263.55x = 2,414,284,755.33
  5. Step 5: Solve for x
    x = 2,414,284,755.33/74,263.55
  6. Step 6: Final answer
    x = 32,509.69

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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.