Home / 30,307.14-45,471.66-15,523.02

Finding the Fourth Proportional to 30,307.14, 45,471.66 and 15,523.02

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Solution

The fourth proportional to 30,307.14, 45,471.66 and 15,523.02 is: 23,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,307.14 : 45,471.66 = 15,523.02 : x
  2. Step 2: Convert to fraction form
    30,307.14/45,471.66 = 15,523.02/x
  3. Step 3: Cross multiply
    30,307.14x = 45,471.66 × 15,523.02
  4. Step 4: Simplify right side
    30,307.14x = 705,857,487.61
  5. Step 5: Solve for x
    x = 705,857,487.61/30,307.14
  6. Step 6: Final answer
    x = 23,290.14

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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.