Home / 120,754.27-166,583.00-84,964.01

Finding the Fourth Proportional to 120,754.27, 166,583.00 and 84,964.01

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Solution

The fourth proportional to 120,754.27, 166,583.00 and 84,964.01 is: 117,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,754.27 : 166,583.00 = 84,964.01 : x
  2. Step 2: Convert to fraction form
    120,754.27/166,583.00 = 84,964.01/x
  3. Step 3: Cross multiply
    120,754.27x = 166,583.00 × 84,964.01
  4. Step 4: Simplify right side
    120,754.27x = 14,153,559,253.01
  5. Step 5: Solve for x
    x = 14,153,559,253.01/120,754.27
  6. Step 6: Final answer
    x = 117,209.60

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Why These Related Problems?

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