Home / 62,719.79-86,553.93-34,039.70

Finding the Fourth Proportional to 62,719.79, 86,553.93 and 34,039.70

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Solution

The fourth proportional to 62,719.79, 86,553.93 and 34,039.70 is: 46,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,719.79 : 86,553.93 = 34,039.70 : x
  2. Step 2: Convert to fraction form
    62,719.79/86,553.93 = 34,039.70/x
  3. Step 3: Cross multiply
    62,719.79x = 86,553.93 × 34,039.70
  4. Step 4: Simplify right side
    62,719.79x = 2,946,270,027.41
  5. Step 5: Solve for x
    x = 2,946,270,027.41/62,719.79
  6. Step 6: Final answer
    x = 46,975.12

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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.