Home / 70,421.04-105,608.52-32,969.52

Finding the Fourth Proportional to 70,421.04, 105,608.52 and 32,969.52

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Solution

The fourth proportional to 70,421.04, 105,608.52 and 32,969.52 is: 49,443.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,421.04 : 105,608.52 = 32,969.52 : x
  2. Step 2: Convert to fraction form
    70,421.04/105,608.52 = 32,969.52/x
  3. Step 3: Cross multiply
    70,421.04x = 105,608.52 × 32,969.52
  4. Step 4: Simplify right side
    70,421.04x = 3,481,862,212.31
  5. Step 5: Solve for x
    x = 3,481,862,212.31/70,421.04
  6. Step 6: Final answer
    x = 49,443.49

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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.