Home / 135,195.12-202,806.45-46,437.12

Finding the Fourth Proportional to 135,195.12, 202,806.45 and 46,437.12

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Solution

The fourth proportional to 135,195.12, 202,806.45 and 46,437.12 is: 69,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,195.12 : 202,806.45 = 46,437.12 : x
  2. Step 2: Convert to fraction form
    135,195.12/202,806.45 = 46,437.12/x
  3. Step 3: Cross multiply
    135,195.12x = 202,806.45 × 46,437.12
  4. Step 4: Simplify right side
    135,195.12x = 9,417,747,455.42
  5. Step 5: Solve for x
    x = 9,417,747,455.42/135,195.12
  6. Step 6: Final answer
    x = 69,660.41

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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.