Home / 32,912.55-49,368.83-20,470.95

Finding the Fourth Proportional to 32,912.55, 49,368.83 and 20,470.95

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Solution

The fourth proportional to 32,912.55, 49,368.83 and 20,470.95 is: 30,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.55 : 49,368.83 = 20,470.95 : x
  2. Step 2: Convert to fraction form
    32,912.55/49,368.83 = 20,470.95/x
  3. Step 3: Cross multiply
    32,912.55x = 49,368.83 × 20,470.95
  4. Step 4: Simplify right side
    32,912.55x = 1,010,626,748.13
  5. Step 5: Solve for x
    x = 1,010,626,748.13/32,912.55
  6. Step 6: Final answer
    x = 30,706.43

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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.