Home / 62,768.36-86,588.19-40,083.50

Finding the Fourth Proportional to 62,768.36, 86,588.19 and 40,083.50

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Solution

The fourth proportional to 62,768.36, 86,588.19 and 40,083.50 is: 55,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,768.36 : 86,588.19 = 40,083.50 : x
  2. Step 2: Convert to fraction form
    62,768.36/86,588.19 = 40,083.50/x
  3. Step 3: Cross multiply
    62,768.36x = 86,588.19 × 40,083.50
  4. Step 4: Simplify right side
    62,768.36x = 3,470,757,930.34
  5. Step 5: Solve for x
    x = 3,470,757,930.34/62,768.36
  6. Step 6: Final answer
    x = 55,294.70

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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.