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Finding the Fourth Proportional to 125,889.00, 188,851.94 and 37,130.95

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Solution

The fourth proportional to 125,889.00, 188,851.94 and 37,130.95 is: 55,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,889.00 : 188,851.94 = 37,130.95 : x
  2. Step 2: Convert to fraction form
    125,889.00/188,851.94 = 37,130.95/x
  3. Step 3: Cross multiply
    125,889.00x = 188,851.94 × 37,130.95
  4. Step 4: Simplify right side
    125,889.00x = 7,012,252,131.19
  5. Step 5: Solve for x
    x = 7,012,252,131.19/125,889.00
  6. Step 6: Final answer
    x = 55,701.87

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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.