Home / 37,064.34-51,148.26-21,148.38

Finding the Fourth Proportional to 37,064.34, 51,148.26 and 21,148.38

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Solution

The fourth proportional to 37,064.34, 51,148.26 and 21,148.38 is: 29,184.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,064.34 : 51,148.26 = 21,148.38 : x
  2. Step 2: Convert to fraction form
    37,064.34/51,148.26 = 21,148.38/x
  3. Step 3: Cross multiply
    37,064.34x = 51,148.26 × 21,148.38
  4. Step 4: Simplify right side
    37,064.34x = 1,081,702,838.82
  5. Step 5: Solve for x
    x = 1,081,702,838.82/37,064.34
  6. Step 6: Final answer
    x = 29,184.46

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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.