Home / 124,505.03-171,816.74-67,916.41

Finding the Fourth Proportional to 124,505.03, 171,816.74 and 67,916.41

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Solution

The fourth proportional to 124,505.03, 171,816.74 and 67,916.41 is: 93,724.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,505.03 : 171,816.74 = 67,916.41 : x
  2. Step 2: Convert to fraction form
    124,505.03/171,816.74 = 67,916.41/x
  3. Step 3: Cross multiply
    124,505.03x = 171,816.74 × 67,916.41
  4. Step 4: Simplify right side
    124,505.03x = 11,669,176,026.30
  5. Step 5: Solve for x
    x = 11,669,176,026.30/124,505.03
  6. Step 6: Final answer
    x = 93,724.53

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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.