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Finding the Fourth Proportional to 62,559.36, 86,303.04 and 36,048

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Solution

The fourth proportional to 62,559.36, 86,303.04 and 36,048 is: 49,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,559.36 : 86,303.04 = 36,048 : x
  2. Step 2: Convert to fraction form
    62,559.36/86,303.04 = 36,048/x
  3. Step 3: Cross multiply
    62,559.36x = 86,303.04 × 36,048
  4. Step 4: Simplify right side
    62,559.36x = 3,111,051,985.92
  5. Step 5: Solve for x
    x = 3,111,051,985.92/62,559.36
  6. Step 6: Final answer
    x = 49,729.60

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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.