Home / 152,104.69-228,170.27-39,784.42

Finding the Fourth Proportional to 152,104.69, 228,170.27 and 39,784.42

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Solution

The fourth proportional to 152,104.69, 228,170.27 and 39,784.42 is: 59,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,104.69 : 228,170.27 = 39,784.42 : x
  2. Step 2: Convert to fraction form
    152,104.69/228,170.27 = 39,784.42/x
  3. Step 3: Cross multiply
    152,104.69x = 228,170.27 × 39,784.42
  4. Step 4: Simplify right side
    152,104.69x = 9,077,621,853.19
  5. Step 5: Solve for x
    x = 9,077,621,853.19/152,104.69
  6. Step 6: Final answer
    x = 59,680.09

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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.