Home / 124,891.02-172,353.69-68,302.44

Finding the Fourth Proportional to 124,891.02, 172,353.69 and 68,302.44

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Solution

The fourth proportional to 124,891.02, 172,353.69 and 68,302.44 is: 94,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,891.02 : 172,353.69 = 68,302.44 : x
  2. Step 2: Convert to fraction form
    124,891.02/172,353.69 = 68,302.44/x
  3. Step 3: Cross multiply
    124,891.02x = 172,353.69 × 68,302.44
  4. Step 4: Simplify right side
    124,891.02x = 11,772,177,570.00
  5. Step 5: Solve for x
    x = 11,772,177,570.00/124,891.02
  6. Step 6: Final answer
    x = 94,259.60

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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.