Home / 74,001.45-111,002.18-32,448.45

Finding the Fourth Proportional to 74,001.45, 111,002.18 and 32,448.45

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Solution

The fourth proportional to 74,001.45, 111,002.18 and 32,448.45 is: 48,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,001.45 : 111,002.18 = 32,448.45 : x
  2. Step 2: Convert to fraction form
    74,001.45/111,002.18 = 32,448.45/x
  3. Step 3: Cross multiply
    74,001.45x = 111,002.18 × 32,448.45
  4. Step 4: Simplify right side
    74,001.45x = 3,601,848,525.38
  5. Step 5: Solve for x
    x = 3,601,848,525.38/74,001.45
  6. Step 6: Final answer
    x = 48,672.68

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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.