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Finding the Fourth Proportional to 110,330.46, 152,287.29 and 65,034.72

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Solution

The fourth proportional to 110,330.46, 152,287.29 and 65,034.72 is: 89,766.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,330.46 : 152,287.29 = 65,034.72 : x
  2. Step 2: Convert to fraction form
    110,330.46/152,287.29 = 65,034.72/x
  3. Step 3: Cross multiply
    110,330.46x = 152,287.29 × 65,034.72
  4. Step 4: Simplify right side
    110,330.46x = 9,903,961,264.71
  5. Step 5: Solve for x
    x = 9,903,961,264.71/110,330.46
  6. Step 6: Final answer
    x = 89,766.34

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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.