Home / 39,694.23-54,783.63-22,702.05

Finding the Fourth Proportional to 39,694.23, 54,783.63 and 22,702.05

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Solution

The fourth proportional to 39,694.23, 54,783.63 and 22,702.05 is: 31,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694.23 : 54,783.63 = 22,702.05 : x
  2. Step 2: Convert to fraction form
    39,694.23/54,783.63 = 22,702.05/x
  3. Step 3: Cross multiply
    39,694.23x = 54,783.63 × 22,702.05
  4. Step 4: Simplify right side
    39,694.23x = 1,243,700,707.44
  5. Step 5: Solve for x
    x = 1,243,700,707.44/39,694.23
  6. Step 6: Final answer
    x = 31,332.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.