Home / 74,444.05-111,667.29-21,854.80

Finding the Fourth Proportional to 74,444.05, 111,667.29 and 21,854.80

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Solution

The fourth proportional to 74,444.05, 111,667.29 and 21,854.80 is: 32,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,444.05 : 111,667.29 = 21,854.80 : x
  2. Step 2: Convert to fraction form
    74,444.05/111,667.29 = 21,854.80/x
  3. Step 3: Cross multiply
    74,444.05x = 111,667.29 × 21,854.80
  4. Step 4: Simplify right side
    74,444.05x = 2,440,466,289.49
  5. Step 5: Solve for x
    x = 2,440,466,289.49/74,444.05
  6. Step 6: Final answer
    x = 32,782.56

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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.