Home / 199,261.98-298,827.96-66,106.49

Finding the Fourth Proportional to 199,261.98, 298,827.96 and 66,106.49

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Solution

The fourth proportional to 199,261.98, 298,827.96 and 66,106.49 is: 99,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,261.98 : 298,827.96 = 66,106.49 : x
  2. Step 2: Convert to fraction form
    199,261.98/298,827.96 = 66,106.49/x
  3. Step 3: Cross multiply
    199,261.98x = 298,827.96 × 66,106.49
  4. Step 4: Simplify right side
    199,261.98x = 19,754,466,055.32
  5. Step 5: Solve for x
    x = 19,754,466,055.32/199,261.98
  6. Step 6: Final answer
    x = 99,138.16

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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.