Home / 199,281.66-298,857.48-66,126.17

Finding the Fourth Proportional to 199,281.66, 298,857.48 and 66,126.17

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Solution

The fourth proportional to 199,281.66, 298,857.48 and 66,126.17 is: 99,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,281.66 : 298,857.48 = 66,126.17 : x
  2. Step 2: Convert to fraction form
    199,281.66/298,857.48 = 66,126.17/x
  3. Step 3: Cross multiply
    199,281.66x = 298,857.48 × 66,126.17
  4. Step 4: Simplify right side
    199,281.66x = 19,762,299,033.96
  5. Step 5: Solve for x
    x = 19,762,299,033.96/199,281.66
  6. Step 6: Final answer
    x = 99,167.68

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1.5x scale

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.