Home / 47,979.14-71,979.03-14,701.50

Finding the Fourth Proportional to 47,979.14, 71,979.03 and 14,701.50

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Solution

The fourth proportional to 47,979.14, 71,979.03 and 14,701.50 is: 22,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.14 : 71,979.03 = 14,701.50 : x
  2. Step 2: Convert to fraction form
    47,979.14/71,979.03 = 14,701.50/x
  3. Step 3: Cross multiply
    47,979.14x = 71,979.03 × 14,701.50
  4. Step 4: Simplify right side
    47,979.14x = 1,058,199,709.55
  5. Step 5: Solve for x
    x = 1,058,199,709.55/47,979.14
  6. Step 6: Final answer
    x = 22,055.41

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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.