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Finding the Fourth Proportional to 110,334.46, 152,292.81 and 65,038.72

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Solution

The fourth proportional to 110,334.46, 152,292.81 and 65,038.72 is: 89,771.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,334.46 : 152,292.81 = 65,038.72 : x
  2. Step 2: Convert to fraction form
    110,334.46/152,292.81 = 65,038.72/x
  3. Step 3: Cross multiply
    110,334.46x = 152,292.81 × 65,038.72
  4. Step 4: Simplify right side
    110,334.46x = 9,904,929,427.60
  5. Step 5: Solve for x
    x = 9,904,929,427.60/110,334.46
  6. Step 6: Final answer
    x = 89,771.86

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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.