Home / 46,623.74-69,964.76-18,921.74

Finding the Fourth Proportional to 46,623.74, 69,964.76 and 18,921.74

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Solution

The fourth proportional to 46,623.74, 69,964.76 and 18,921.74 is: 28,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,623.74 : 69,964.76 = 18,921.74 : x
  2. Step 2: Convert to fraction form
    46,623.74/69,964.76 = 18,921.74/x
  3. Step 3: Cross multiply
    46,623.74x = 69,964.76 × 18,921.74
  4. Step 4: Simplify right side
    46,623.74x = 1,323,854,695.36
  5. Step 5: Solve for x
    x = 1,323,854,695.36/46,623.74
  6. Step 6: Final answer
    x = 28,394.44

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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.