Home / 47,192.29-70,812.97-19,133.08

Finding the Fourth Proportional to 47,192.29, 70,812.97 and 19,133.08

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Solution

The fourth proportional to 47,192.29, 70,812.97 and 19,133.08 is: 28,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,192.29 : 70,812.97 = 19,133.08 : x
  2. Step 2: Convert to fraction form
    47,192.29/70,812.97 = 19,133.08/x
  3. Step 3: Cross multiply
    47,192.29x = 70,812.97 × 19,133.08
  4. Step 4: Simplify right side
    47,192.29x = 1,354,869,995.18
  5. Step 5: Solve for x
    x = 1,354,869,995.18/47,192.29
  6. Step 6: Final answer
    x = 28,709.56

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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.