Home / 253,680.14-350,313.92-189,907.22

Finding the Fourth Proportional to 253,680.14, 350,313.92 and 189,907.22

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Solution

The fourth proportional to 253,680.14, 350,313.92 and 189,907.22 is: 262,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,680.14 : 350,313.92 = 189,907.22 : x
  2. Step 2: Convert to fraction form
    253,680.14/350,313.92 = 189,907.22/x
  3. Step 3: Cross multiply
    253,680.14x = 350,313.92 × 189,907.22
  4. Step 4: Simplify right side
    253,680.14x = 66,527,139,973.40
  5. Step 5: Solve for x
    x = 66,527,139,973.40/253,680.14
  6. Step 6: Final answer
    x = 262,248.13

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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.