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Finding the Fourth Proportional to 37,042.37, 51,117.95 and 21,127.08

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Solution

The fourth proportional to 37,042.37, 51,117.95 and 21,127.08 is: 29,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.37 : 51,117.95 = 21,127.08 : x
  2. Step 2: Convert to fraction form
    37,042.37/51,117.95 = 21,127.08/x
  3. Step 3: Cross multiply
    37,042.37x = 51,117.95 × 21,127.08
  4. Step 4: Simplify right side
    37,042.37x = 1,079,973,263.60
  5. Step 5: Solve for x
    x = 1,079,973,263.60/37,042.37
  6. Step 6: Final answer
    x = 29,155.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.