Home / 74,174.97-111,220.54-29,210.25

Finding the Fourth Proportional to 74,174.97, 111,220.54 and 29,210.25

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Solution

The fourth proportional to 74,174.97, 111,220.54 and 29,210.25 is: 43,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,174.97 : 111,220.54 = 29,210.25 : x
  2. Step 2: Convert to fraction form
    74,174.97/111,220.54 = 29,210.25/x
  3. Step 3: Cross multiply
    74,174.97x = 111,220.54 × 29,210.25
  4. Step 4: Simplify right side
    74,174.97x = 3,248,779,778.54
  5. Step 5: Solve for x
    x = 3,248,779,778.54/74,174.97
  6. Step 6: Final answer
    x = 43,798.87

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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.