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Finding the Fourth Proportional to 119,271, 164,597.74 and 65,560.16

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Solution

The fourth proportional to 119,271, 164,597.74 and 65,560.16 is: 90,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,271 : 164,597.74 = 65,560.16 : x
  2. Step 2: Convert to fraction form
    119,271/164,597.74 = 65,560.16/x
  3. Step 3: Cross multiply
    119,271x = 164,597.74 × 65,560.16
  4. Step 4: Simplify right side
    119,271x = 10,791,054,170.04
  5. Step 5: Solve for x
    x = 10,791,054,170.04/119,271
  6. Step 6: Final answer
    x = 90,475.09

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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.