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Finding the Fourth Proportional to 62,332.16, 86,021.88 and 34,040.48

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Solution

The fourth proportional to 62,332.16, 86,021.88 and 34,040.48 is: 46,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,332.16 : 86,021.88 = 34,040.48 : x
  2. Step 2: Convert to fraction form
    62,332.16/86,021.88 = 34,040.48/x
  3. Step 3: Cross multiply
    62,332.16x = 86,021.88 × 34,040.48
  4. Step 4: Simplify right side
    62,332.16x = 2,928,226,085.70
  5. Step 5: Solve for x
    x = 2,928,226,085.70/62,332.16
  6. Step 6: Final answer
    x = 46,977.77

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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.