Home / 74,308.16-111,463.94-18,148.73

Finding the Fourth Proportional to 74,308.16, 111,463.94 and 18,148.73

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Solution

The fourth proportional to 74,308.16, 111,463.94 and 18,148.73 is: 27,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,308.16 : 111,463.94 = 18,148.73 : x
  2. Step 2: Convert to fraction form
    74,308.16/111,463.94 = 18,148.73/x
  3. Step 3: Cross multiply
    74,308.16x = 111,463.94 × 18,148.73
  4. Step 4: Simplify right side
    74,308.16x = 2,022,928,394.48
  5. Step 5: Solve for x
    x = 2,022,928,394.48/74,308.16
  6. Step 6: Final answer
    x = 27,223.50

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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.