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Finding the Fourth Proportional to 39,800.36, 59,700.70 and 37,804.95

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Solution

The fourth proportional to 39,800.36, 59,700.70 and 37,804.95 is: 56,707.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,800.36 : 59,700.70 = 37,804.95 : x
  2. Step 2: Convert to fraction form
    39,800.36/59,700.70 = 37,804.95/x
  3. Step 3: Cross multiply
    39,800.36x = 59,700.70 × 37,804.95
  4. Step 4: Simplify right side
    39,800.36x = 2,256,981,980.98
  5. Step 5: Solve for x
    x = 2,256,981,980.98/39,800.36
  6. Step 6: Final answer
    x = 56,707.57

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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.