Home / 47,653.41-71,490.51-18,071.54

Finding the Fourth Proportional to 47,653.41, 71,490.51 and 18,071.54

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Solution

The fourth proportional to 47,653.41, 71,490.51 and 18,071.54 is: 27,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,653.41 : 71,490.51 = 18,071.54 : x
  2. Step 2: Convert to fraction form
    47,653.41/71,490.51 = 18,071.54/x
  3. Step 3: Cross multiply
    47,653.41x = 71,490.51 × 18,071.54
  4. Step 4: Simplify right side
    47,653.41x = 1,291,943,253.63
  5. Step 5: Solve for x
    x = 1,291,943,253.63/47,653.41
  6. Step 6: Final answer
    x = 27,111.24

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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.