Home / 245,233.46-338,411.26-143,268.36

Finding the Fourth Proportional to 245,233.46, 338,411.26 and 143,268.36

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Solution

The fourth proportional to 245,233.46, 338,411.26 and 143,268.36 is: 197,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,233.46 : 338,411.26 = 143,268.36 : x
  2. Step 2: Convert to fraction form
    245,233.46/338,411.26 = 143,268.36/x
  3. Step 3: Cross multiply
    245,233.46x = 338,411.26 × 143,268.36
  4. Step 4: Simplify right side
    245,233.46x = 48,483,626,225.73
  5. Step 5: Solve for x
    x = 48,483,626,225.73/245,233.46
  6. Step 6: Final answer
    x = 197,703.96

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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.