Home / 47,141.17-70,731.33-19,081.06

Finding the Fourth Proportional to 47,141.17, 70,731.33 and 19,081.06

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Solution

The fourth proportional to 47,141.17, 70,731.33 and 19,081.06 is: 28,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,141.17 : 70,731.33 = 19,081.06 : x
  2. Step 2: Convert to fraction form
    47,141.17/70,731.33 = 19,081.06/x
  3. Step 3: Cross multiply
    47,141.17x = 70,731.33 × 19,081.06
  4. Step 4: Simplify right side
    47,141.17x = 1,349,628,751.61
  5. Step 5: Solve for x
    x = 1,349,628,751.61/47,141.17
  6. Step 6: Final answer
    x = 28,629.51

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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.