Home / 47,313.86-70,982.18-17,731.96

Finding the Fourth Proportional to 47,313.86, 70,982.18 and 17,731.96

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Solution

The fourth proportional to 47,313.86, 70,982.18 and 17,731.96 is: 26,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,313.86 : 70,982.18 = 17,731.96 : x
  2. Step 2: Convert to fraction form
    47,313.86/70,982.18 = 17,731.96/x
  3. Step 3: Cross multiply
    47,313.86x = 70,982.18 × 17,731.96
  4. Step 4: Simplify right side
    47,313.86x = 1,258,653,176.47
  5. Step 5: Solve for x
    x = 1,258,653,176.47/47,313.86
  6. Step 6: Final answer
    x = 26,602.21

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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.