Home / 137,258.43-205,881.58-37,418.63

Finding the Fourth Proportional to 137,258.43, 205,881.58 and 37,418.63

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Solution

The fourth proportional to 137,258.43, 205,881.58 and 37,418.63 is: 56,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,258.43 : 205,881.58 = 37,418.63 : x
  2. Step 2: Convert to fraction form
    137,258.43/205,881.58 = 37,418.63/x
  3. Step 3: Cross multiply
    137,258.43x = 205,881.58 × 37,418.63
  4. Step 4: Simplify right side
    137,258.43x = 7,703,806,665.84
  5. Step 5: Solve for x
    x = 7,703,806,665.84/137,258.43
  6. Step 6: Final answer
    x = 56,126.29

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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.