Home / 68,669.02-94,818.36-55,197.10

Finding the Fourth Proportional to 68,669.02, 94,818.36 and 55,197.10

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Solution

The fourth proportional to 68,669.02, 94,818.36 and 55,197.10 is: 76,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,669.02 : 94,818.36 = 55,197.10 : x
  2. Step 2: Convert to fraction form
    68,669.02/94,818.36 = 55,197.10/x
  3. Step 3: Cross multiply
    68,669.02x = 94,818.36 × 55,197.10
  4. Step 4: Simplify right side
    68,669.02x = 5,233,698,498.76
  5. Step 5: Solve for x
    x = 5,233,698,498.76/68,669.02
  6. Step 6: Final answer
    x = 76,216.30

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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.