Home / 74,323.40-111,502.13-32,210.55

Finding the Fourth Proportional to 74,323.40, 111,502.13 and 32,210.55

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Solution

The fourth proportional to 74,323.40, 111,502.13 and 32,210.55 is: 48,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,323.40 : 111,502.13 = 32,210.55 : x
  2. Step 2: Convert to fraction form
    74,323.40/111,502.13 = 32,210.55/x
  3. Step 3: Cross multiply
    74,323.40x = 111,502.13 × 32,210.55
  4. Step 4: Simplify right side
    74,323.40x = 3,591,544,933.47
  5. Step 5: Solve for x
    x = 3,591,544,933.47/74,323.40
  6. Step 6: Final answer
    x = 48,323.21

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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.