Home / 48,730.20-73,095.30-30,298.20

Finding the Fourth Proportional to 48,730.20, 73,095.30 and 30,298.20

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Solution

The fourth proportional to 48,730.20, 73,095.30 and 30,298.20 is: 45,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,730.20 : 73,095.30 = 30,298.20 : x
  2. Step 2: Convert to fraction form
    48,730.20/73,095.30 = 30,298.20/x
  3. Step 3: Cross multiply
    48,730.20x = 73,095.30 × 30,298.20
  4. Step 4: Simplify right side
    48,730.20x = 2,214,656,018.46
  5. Step 5: Solve for x
    x = 2,214,656,018.46/48,730.20
  6. Step 6: Final answer
    x = 45,447.30

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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.