Home / 116,737.03-161,097.75-66,436.03

Finding the Fourth Proportional to 116,737.03, 161,097.75 and 66,436.03

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Solution

The fourth proportional to 116,737.03, 161,097.75 and 66,436.03 is: 91,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,737.03 : 161,097.75 = 66,436.03 : x
  2. Step 2: Convert to fraction form
    116,737.03/161,097.75 = 66,436.03/x
  3. Step 3: Cross multiply
    116,737.03x = 161,097.75 × 66,436.03
  4. Step 4: Simplify right side
    116,737.03x = 10,702,694,951.93
  5. Step 5: Solve for x
    x = 10,702,694,951.93/116,737.03
  6. Step 6: Final answer
    x = 91,682.09

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1.5x scale

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.