Home / 263,368.33-363,447.10-142,511.74

Finding the Fourth Proportional to 263,368.33, 363,447.10 and 142,511.74

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Solution

The fourth proportional to 263,368.33, 363,447.10 and 142,511.74 is: 196,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,368.33 : 363,447.10 = 142,511.74 : x
  2. Step 2: Convert to fraction form
    263,368.33/363,447.10 = 142,511.74/x
  3. Step 3: Cross multiply
    263,368.33x = 363,447.10 × 142,511.74
  4. Step 4: Simplify right side
    263,368.33x = 51,795,477,888.48
  5. Step 5: Solve for x
    x = 51,795,477,888.48/263,368.33
  6. Step 6: Final answer
    x = 196,665.55

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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.