Home / 248,035.50-342,291.42-134,860.68

Finding the Fourth Proportional to 248,035.50, 342,291.42 and 134,860.68

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Solution

The fourth proportional to 248,035.50, 342,291.42 and 134,860.68 is: 186,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,035.50 : 342,291.42 = 134,860.68 : x
  2. Step 2: Convert to fraction form
    248,035.50/342,291.42 = 134,860.68/x
  3. Step 3: Cross multiply
    248,035.50x = 342,291.42 × 134,860.68
  4. Step 4: Simplify right side
    248,035.50x = 46,161,653,659.37
  5. Step 5: Solve for x
    x = 46,161,653,659.37/248,035.50
  6. Step 6: Final answer
    x = 186,109.06

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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.