Home / 200,140.32-275,037.72-190,888.80

Finding the Fourth Proportional to 200,140.32, 275,037.72 and 190,888.80

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Solution

The fourth proportional to 200,140.32, 275,037.72 and 190,888.80 is: 262,324.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,140.32 : 275,037.72 = 190,888.80 : x
  2. Step 2: Convert to fraction form
    200,140.32/275,037.72 = 190,888.80/x
  3. Step 3: Cross multiply
    200,140.32x = 275,037.72 × 190,888.80
  4. Step 4: Simplify right side
    200,140.32x = 52,501,620,325.54
  5. Step 5: Solve for x
    x = 52,501,620,325.54/200,140.32
  6. Step 6: Final answer
    x = 262,324.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.