Home / 199,776.10-275,699.38-114,893.22

Finding the Fourth Proportional to 199,776.10, 275,699.38 and 114,893.22

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Solution

The fourth proportional to 199,776.10, 275,699.38 and 114,893.22 is: 158,557.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,776.10 : 275,699.38 = 114,893.22 : x
  2. Step 2: Convert to fraction form
    199,776.10/275,699.38 = 114,893.22/x
  3. Step 3: Cross multiply
    199,776.10x = 275,699.38 × 114,893.22
  4. Step 4: Simplify right side
    199,776.10x = 31,675,989,520.20
  5. Step 5: Solve for x
    x = 31,675,989,520.20/199,776.10
  6. Step 6: Final answer
    x = 158,557.45

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1.5x scale

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.