Home / 200,219.81-276,276.06-119,630.30

Finding the Fourth Proportional to 200,219.81, 276,276.06 and 119,630.30

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Solution

The fourth proportional to 200,219.81, 276,276.06 and 119,630.30 is: 165,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,219.81 : 276,276.06 = 119,630.30 : x
  2. Step 2: Convert to fraction form
    200,219.81/276,276.06 = 119,630.30/x
  3. Step 3: Cross multiply
    200,219.81x = 276,276.06 × 119,630.30
  4. Step 4: Simplify right side
    200,219.81x = 33,050,986,559.24
  5. Step 5: Solve for x
    x = 33,050,986,559.24/200,219.81
  6. Step 6: Final answer
    x = 165,073.51

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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.