Home / 74,170.18-111,221.43-32,030.38

Finding the Fourth Proportional to 74,170.18, 111,221.43 and 32,030.38

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Solution

The fourth proportional to 74,170.18, 111,221.43 and 32,030.38 is: 48,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,170.18 : 111,221.43 = 32,030.38 : x
  2. Step 2: Convert to fraction form
    74,170.18/111,221.43 = 32,030.38/x
  3. Step 3: Cross multiply
    74,170.18x = 111,221.43 × 32,030.38
  4. Step 4: Simplify right side
    74,170.18x = 3,562,464,667.04
  5. Step 5: Solve for x
    x = 3,562,464,667.04/74,170.18
  6. Step 6: Final answer
    x = 48,030.96

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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.