Home / 32,981.04-49,483.44-20,483.28

Finding the Fourth Proportional to 32,981.04, 49,483.44 and 20,483.28

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Solution

The fourth proportional to 32,981.04, 49,483.44 and 20,483.28 is: 30,732.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,981.04 : 49,483.44 = 20,483.28 : x
  2. Step 2: Convert to fraction form
    32,981.04/49,483.44 = 20,483.28/x
  3. Step 3: Cross multiply
    32,981.04x = 49,483.44 × 20,483.28
  4. Step 4: Simplify right side
    32,981.04x = 1,013,583,156.88
  5. Step 5: Solve for x
    x = 1,013,583,156.88/32,981.04
  6. Step 6: Final answer
    x = 30,732.30

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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.