Home / 200,395.32-276,545.53-109,751.49

Finding the Fourth Proportional to 200,395.32, 276,545.53 and 109,751.49

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Solution

The fourth proportional to 200,395.32, 276,545.53 and 109,751.49 is: 151,457.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,395.32 : 276,545.53 = 109,751.49 : x
  2. Step 2: Convert to fraction form
    200,395.32/276,545.53 = 109,751.49/x
  3. Step 3: Cross multiply
    200,395.32x = 276,545.53 × 109,751.49
  4. Step 4: Simplify right side
    200,395.32x = 30,351,283,421.58
  5. Step 5: Solve for x
    x = 30,351,283,421.58/200,395.32
  6. Step 6: Final answer
    x = 151,457.05

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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.