Home / 199,154.94-298,689.57-66,004.98

Finding the Fourth Proportional to 199,154.94, 298,689.57 and 66,004.98

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Solution

The fourth proportional to 199,154.94, 298,689.57 and 66,004.98 is: 98,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,154.94 : 298,689.57 = 66,004.98 : x
  2. Step 2: Convert to fraction form
    199,154.94/298,689.57 = 66,004.98/x
  3. Step 3: Cross multiply
    199,154.94x = 298,689.57 × 66,004.98
  4. Step 4: Simplify right side
    199,154.94x = 19,714,999,094.06
  5. Step 5: Solve for x
    x = 19,714,999,094.06/199,154.94
  6. Step 6: Final answer
    x = 98,993.27

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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.