Home / 43,034.04-64,492.68-20,803.14

Finding the Fourth Proportional to 43,034.04, 64,492.68 and 20,803.14

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Solution

The fourth proportional to 43,034.04, 64,492.68 and 20,803.14 is: 31,176.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,034.04 : 64,492.68 = 20,803.14 : x
  2. Step 2: Convert to fraction form
    43,034.04/64,492.68 = 20,803.14/x
  3. Step 3: Cross multiply
    43,034.04x = 64,492.68 × 20,803.14
  4. Step 4: Simplify right side
    43,034.04x = 1,341,650,251.02
  5. Step 5: Solve for x
    x = 1,341,650,251.02/43,034.04
  6. Step 6: Final answer
    x = 31,176.49

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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.