Home / 47,260.06-70,888.25-11,721.47

Finding the Fourth Proportional to 47,260.06, 70,888.25 and 11,721.47

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Solution

The fourth proportional to 47,260.06, 70,888.25 and 11,721.47 is: 17,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,260.06 : 70,888.25 = 11,721.47 : x
  2. Step 2: Convert to fraction form
    47,260.06/70,888.25 = 11,721.47/x
  3. Step 3: Cross multiply
    47,260.06x = 70,888.25 × 11,721.47
  4. Step 4: Simplify right side
    47,260.06x = 830,914,170.59
  5. Step 5: Solve for x
    x = 830,914,170.59/47,260.06
  6. Step 6: Final answer
    x = 17,581.74

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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.