Home / 263,545.54-363,688.44-142,685.84

Finding the Fourth Proportional to 263,545.54, 363,688.44 and 142,685.84

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Solution

The fourth proportional to 263,545.54, 363,688.44 and 142,685.84 is: 196,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,545.54 : 363,688.44 = 142,685.84 : x
  2. Step 2: Convert to fraction form
    263,545.54/363,688.44 = 142,685.84/x
  3. Step 3: Cross multiply
    263,545.54x = 363,688.44 × 142,685.84
  4. Step 4: Simplify right side
    263,545.54x = 51,893,190,933.84
  5. Step 5: Solve for x
    x = 51,893,190,933.84/263,545.54
  6. Step 6: Final answer
    x = 196,904.08

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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.