Home / 199,760.28-275,677.38-114,877.32

Finding the Fourth Proportional to 199,760.28, 275,677.38 and 114,877.32

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Solution

The fourth proportional to 199,760.28, 275,677.38 and 114,877.32 is: 158,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,760.28 : 275,677.38 = 114,877.32 : x
  2. Step 2: Convert to fraction form
    199,760.28/275,677.38 = 114,877.32/x
  3. Step 3: Cross multiply
    199,760.28x = 275,677.38 × 114,877.32
  4. Step 4: Simplify right side
    199,760.28x = 31,669,078,599.02
  5. Step 5: Solve for x
    x = 31,669,078,599.02/199,760.28
  6. Step 6: Final answer
    x = 158,535.41

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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.