Home / 48,630-72,979.20-17,466.24

Finding the Fourth Proportional to 48,630, 72,979.20 and 17,466.24

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Solution

The fourth proportional to 48,630, 72,979.20 and 17,466.24 is: 26,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,630 : 72,979.20 = 17,466.24 : x
  2. Step 2: Convert to fraction form
    48,630/72,979.20 = 17,466.24/x
  3. Step 3: Cross multiply
    48,630x = 72,979.20 × 17,466.24
  4. Step 4: Simplify right side
    48,630x = 1,274,672,222.21
  5. Step 5: Solve for x
    x = 1,274,672,222.21/48,630
  6. Step 6: Final answer
    x = 26,211.64

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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.