Home / 120,806.34-181,126.83-61,527.30

Finding the Fourth Proportional to 120,806.34, 181,126.83 and 61,527.30

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Solution

The fourth proportional to 120,806.34, 181,126.83 and 61,527.30 is: 92,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,806.34 : 181,126.83 = 61,527.30 : x
  2. Step 2: Convert to fraction form
    120,806.34/181,126.83 = 61,527.30/x
  3. Step 3: Cross multiply
    120,806.34x = 181,126.83 × 61,527.30
  4. Step 4: Simplify right side
    120,806.34x = 11,144,244,807.46
  5. Step 5: Solve for x
    x = 11,144,244,807.46/120,806.34
  6. Step 6: Final answer
    x = 92,248.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.