Home / 200,880.18-277,145.99-114,777.38

Finding the Fourth Proportional to 200,880.18, 277,145.99 and 114,777.38

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Solution

The fourth proportional to 200,880.18, 277,145.99 and 114,777.38 is: 158,353.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,880.18 : 277,145.99 = 114,777.38 : x
  2. Step 2: Convert to fraction form
    200,880.18/277,145.99 = 114,777.38/x
  3. Step 3: Cross multiply
    200,880.18x = 277,145.99 × 114,777.38
  4. Step 4: Simplify right side
    200,880.18x = 31,810,091,159.10
  5. Step 5: Solve for x
    x = 31,810,091,159.10/200,880.18
  6. Step 6: Final answer
    x = 158,353.56

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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.