Home / 74,171.16-111,270.72-29,801.34

Finding the Fourth Proportional to 74,171.16, 111,270.72 and 29,801.34

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Solution

The fourth proportional to 74,171.16, 111,270.72 and 29,801.34 is: 44,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,171.16 : 111,270.72 = 29,801.34 : x
  2. Step 2: Convert to fraction form
    74,171.16/111,270.72 = 29,801.34/x
  3. Step 3: Cross multiply
    74,171.16x = 111,270.72 × 29,801.34
  4. Step 4: Simplify right side
    74,171.16x = 3,316,016,558.76
  5. Step 5: Solve for x
    x = 3,316,016,558.76/74,171.16
  6. Step 6: Final answer
    x = 44,707.63

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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.