Home / 32,905.70-49,315.35-13,168.10

Finding the Fourth Proportional to 32,905.70, 49,315.35 and 13,168.10

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Solution

The fourth proportional to 32,905.70, 49,315.35 and 13,168.10 is: 19,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,905.70 : 49,315.35 = 13,168.10 : x
  2. Step 2: Convert to fraction form
    32,905.70/49,315.35 = 13,168.10/x
  3. Step 3: Cross multiply
    32,905.70x = 49,315.35 × 13,168.10
  4. Step 4: Simplify right side
    32,905.70x = 649,389,460.34
  5. Step 5: Solve for x
    x = 649,389,460.34/32,905.70
  6. Step 6: Final answer
    x = 19,734.86

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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.