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Finding the Fourth Proportional to 77,359.95, 116,045.91 and 32,986.98

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Solution

The fourth proportional to 77,359.95, 116,045.91 and 32,986.98 is: 49,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,359.95 : 116,045.91 = 32,986.98 : x
  2. Step 2: Convert to fraction form
    77,359.95/116,045.91 = 32,986.98/x
  3. Step 3: Cross multiply
    77,359.95x = 116,045.91 × 32,986.98
  4. Step 4: Simplify right side
    77,359.95x = 3,828,004,112.25
  5. Step 5: Solve for x
    x = 3,828,004,112.25/77,359.95
  6. Step 6: Final answer
    x = 49,483.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.