Home / 202,357.34-303,537.23-90,011.15

Finding the Fourth Proportional to 202,357.34, 303,537.23 and 90,011.15

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Solution

The fourth proportional to 202,357.34, 303,537.23 and 90,011.15 is: 135,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,357.34 : 303,537.23 = 90,011.15 : x
  2. Step 2: Convert to fraction form
    202,357.34/303,537.23 = 90,011.15/x
  3. Step 3: Cross multiply
    202,357.34x = 303,537.23 × 90,011.15
  4. Step 4: Simplify right side
    202,357.34x = 27,321,733,172.37
  5. Step 5: Solve for x
    x = 27,321,733,172.37/202,357.34
  6. Step 6: Final answer
    x = 135,017.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.