Home / 47,043.76-70,521-17,453.92

Finding the Fourth Proportional to 47,043.76, 70,521 and 17,453.92

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Solution

The fourth proportional to 47,043.76, 70,521 and 17,453.92 is: 26,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,043.76 : 70,521 = 17,453.92 : x
  2. Step 2: Convert to fraction form
    47,043.76/70,521 = 17,453.92/x
  3. Step 3: Cross multiply
    47,043.76x = 70,521 × 17,453.92
  4. Step 4: Simplify right side
    47,043.76x = 1,230,867,892.32
  5. Step 5: Solve for x
    x = 1,230,867,892.32/47,043.76
  6. Step 6: Final answer
    x = 26,164.32

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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.