Home / 74,199.96-111,336.44-34,750.24

Finding the Fourth Proportional to 74,199.96, 111,336.44 and 34,750.24

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Solution

The fourth proportional to 74,199.96, 111,336.44 and 34,750.24 is: 52,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199.96 : 111,336.44 = 34,750.24 : x
  2. Step 2: Convert to fraction form
    74,199.96/111,336.44 = 34,750.24/x
  3. Step 3: Cross multiply
    74,199.96x = 111,336.44 × 34,750.24
  4. Step 4: Simplify right side
    74,199.96x = 3,868,968,010.75
  5. Step 5: Solve for x
    x = 3,868,968,010.75/74,199.96
  6. Step 6: Final answer
    x = 52,142.45

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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.