Home / 48,113.56-72,168.72-16,948

Finding the Fourth Proportional to 48,113.56, 72,168.72 and 16,948

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Solution

The fourth proportional to 48,113.56, 72,168.72 and 16,948 is: 25,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,113.56 : 72,168.72 = 16,948 : x
  2. Step 2: Convert to fraction form
    48,113.56/72,168.72 = 16,948/x
  3. Step 3: Cross multiply
    48,113.56x = 72,168.72 × 16,948
  4. Step 4: Simplify right side
    48,113.56x = 1,223,115,466.56
  5. Step 5: Solve for x
    x = 1,223,115,466.56/48,113.56
  6. Step 6: Final answer
    x = 25,421.43

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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.