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Finding the Fourth Proportional to 49,989.99, 74,901.95 and 35,167.77

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Solution

The fourth proportional to 49,989.99, 74,901.95 and 35,167.77 is: 52,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989.99 : 74,901.95 = 35,167.77 : x
  2. Step 2: Convert to fraction form
    49,989.99/74,901.95 = 35,167.77/x
  3. Step 3: Cross multiply
    49,989.99x = 74,901.95 × 35,167.77
  4. Step 4: Simplify right side
    49,989.99x = 2,634,134,506.19
  5. Step 5: Solve for x
    x = 2,634,134,506.19/49,989.99
  6. Step 6: Final answer
    x = 52,693.24

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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.