Home / 124,506.36-171,817.68-67,916.52

Finding the Fourth Proportional to 124,506.36, 171,817.68 and 67,916.52

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Solution

The fourth proportional to 124,506.36, 171,817.68 and 67,916.52 is: 93,724.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,506.36 : 171,817.68 = 67,916.52 : x
  2. Step 2: Convert to fraction form
    124,506.36/171,817.68 = 67,916.52/x
  3. Step 3: Cross multiply
    124,506.36x = 171,817.68 × 67,916.52
  4. Step 4: Simplify right side
    124,506.36x = 11,669,258,900.07
  5. Step 5: Solve for x
    x = 11,669,258,900.07/124,506.36
  6. Step 6: Final answer
    x = 93,724.20

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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.