Home / 123,056.20-184,559.10-34,287.40

Finding the Fourth Proportional to 123,056.20, 184,559.10 and 34,287.40

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Solution

The fourth proportional to 123,056.20, 184,559.10 and 34,287.40 is: 51,424.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,056.20 : 184,559.10 = 34,287.40 : x
  2. Step 2: Convert to fraction form
    123,056.20/184,559.10 = 34,287.40/x
  3. Step 3: Cross multiply
    123,056.20x = 184,559.10 × 34,287.40
  4. Step 4: Simplify right side
    123,056.20x = 6,328,051,685.34
  5. Step 5: Solve for x
    x = 6,328,051,685.34/123,056.20
  6. Step 6: Final answer
    x = 51,424.08

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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.