Home / 123,122.56-184,672.32-52,988.80

Finding the Fourth Proportional to 123,122.56, 184,672.32 and 52,988.80

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Solution

The fourth proportional to 123,122.56, 184,672.32 and 52,988.80 is: 79,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,122.56 : 184,672.32 = 52,988.80 : x
  2. Step 2: Convert to fraction form
    123,122.56/184,672.32 = 52,988.80/x
  3. Step 3: Cross multiply
    123,122.56x = 184,672.32 × 52,988.80
  4. Step 4: Simplify right side
    123,122.56x = 9,785,564,630.02
  5. Step 5: Solve for x
    x = 9,785,564,630.02/123,122.56
  6. Step 6: Final answer
    x = 79,478.24

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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.