Home / 122,661.02-183,606.03-84,486.26

Finding the Fourth Proportional to 122,661.02, 183,606.03 and 84,486.26

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Solution

The fourth proportional to 122,661.02, 183,606.03 and 84,486.26 is: 126,463.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,661.02 : 183,606.03 = 84,486.26 : x
  2. Step 2: Convert to fraction form
    122,661.02/183,606.03 = 84,486.26/x
  3. Step 3: Cross multiply
    122,661.02x = 183,606.03 × 84,486.26
  4. Step 4: Simplify right side
    122,661.02x = 15,512,185,870.12
  5. Step 5: Solve for x
    x = 15,512,185,870.12/122,661.02
  6. Step 6: Final answer
    x = 126,463.86

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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.