Home / 200,142.65-276,151.64-119,554.40

Finding the Fourth Proportional to 200,142.65, 276,151.64 and 119,554.40

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Solution

The fourth proportional to 200,142.65, 276,151.64 and 119,554.40 is: 164,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,142.65 : 276,151.64 = 119,554.40 : x
  2. Step 2: Convert to fraction form
    200,142.65/276,151.64 = 119,554.40/x
  3. Step 3: Cross multiply
    200,142.65x = 276,151.64 × 119,554.40
  4. Step 4: Simplify right side
    200,142.65x = 33,015,141,650.69
  5. Step 5: Solve for x
    x = 33,015,141,650.69/200,142.65
  6. Step 6: Final answer
    x = 164,958.06

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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.