Home / 124,490.94-171,799.83-67,904.34

Finding the Fourth Proportional to 124,490.94, 171,799.83 and 67,904.34

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Solution

The fourth proportional to 124,490.94, 171,799.83 and 67,904.34 is: 93,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,490.94 : 171,799.83 = 67,904.34 : x
  2. Step 2: Convert to fraction form
    124,490.94/171,799.83 = 67,904.34/x
  3. Step 3: Cross multiply
    124,490.94x = 171,799.83 × 67,904.34
  4. Step 4: Simplify right side
    124,490.94x = 11,665,954,068.26
  5. Step 5: Solve for x
    x = 11,665,954,068.26/124,490.94
  6. Step 6: Final answer
    x = 93,709.26

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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.