Home / 286,777.26-429,914.40-109,166.14

Finding the Fourth Proportional to 286,777.26, 429,914.40 and 109,166.14

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Solution

The fourth proportional to 286,777.26, 429,914.40 and 109,166.14 is: 163,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,777.26 : 429,914.40 = 109,166.14 : x
  2. Step 2: Convert to fraction form
    286,777.26/429,914.40 = 109,166.14/x
  3. Step 3: Cross multiply
    286,777.26x = 429,914.40 × 109,166.14
  4. Step 4: Simplify right side
    286,777.26x = 46,932,095,578.42
  5. Step 5: Solve for x
    x = 46,932,095,578.42/286,777.26
  6. Step 6: Final answer
    x = 163,653.48

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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.