Home / 199,797.15-275,725.47-119,271.40

Finding the Fourth Proportional to 199,797.15, 275,725.47 and 119,271.40

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Solution

The fourth proportional to 199,797.15, 275,725.47 and 119,271.40 is: 164,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,797.15 : 275,725.47 = 119,271.40 : x
  2. Step 2: Convert to fraction form
    199,797.15/275,725.47 = 119,271.40/x
  3. Step 3: Cross multiply
    199,797.15x = 275,725.47 × 119,271.40
  4. Step 4: Simplify right side
    199,797.15x = 32,886,162,822.56
  5. Step 5: Solve for x
    x = 32,886,162,822.56/199,797.15
  6. Step 6: Final answer
    x = 164,597.76

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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.