Home / 47,360.23-70,990.36-15,761.79

Finding the Fourth Proportional to 47,360.23, 70,990.36 and 15,761.79

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Solution

The fourth proportional to 47,360.23, 70,990.36 and 15,761.79 is: 23,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,360.23 : 70,990.36 = 15,761.79 : x
  2. Step 2: Convert to fraction form
    47,360.23/70,990.36 = 15,761.79/x
  3. Step 3: Cross multiply
    47,360.23x = 70,990.36 × 15,761.79
  4. Step 4: Simplify right side
    47,360.23x = 1,118,935,106.94
  5. Step 5: Solve for x
    x = 1,118,935,106.94/47,360.23
  6. Step 6: Final answer
    x = 23,626.05

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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.