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Finding the Fourth Proportional to 216,581.56, 298,762.56 and 125,927.50

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Solution

The fourth proportional to 216,581.56, 298,762.56 and 125,927.50 is: 173,710.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,581.56 : 298,762.56 = 125,927.50 : x
  2. Step 2: Convert to fraction form
    216,581.56/298,762.56 = 125,927.50/x
  3. Step 3: Cross multiply
    216,581.56x = 298,762.56 × 125,927.50
  4. Step 4: Simplify right side
    216,581.56x = 37,622,422,274.40
  5. Step 5: Solve for x
    x = 37,622,422,274.40/216,581.56
  6. Step 6: Final answer
    x = 173,710.18

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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.