Home / 192,078.90-288,161.55-58,965.30

Finding the Fourth Proportional to 192,078.90, 288,161.55 and 58,965.30

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Solution

The fourth proportional to 192,078.90, 288,161.55 and 58,965.30 is: 88,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,078.90 : 288,161.55 = 58,965.30 : x
  2. Step 2: Convert to fraction form
    192,078.90/288,161.55 = 58,965.30/x
  3. Step 3: Cross multiply
    192,078.90x = 288,161.55 × 58,965.30
  4. Step 4: Simplify right side
    192,078.90x = 16,991,532,244.22
  5. Step 5: Solve for x
    x = 16,991,532,244.22/192,078.90
  6. Step 6: Final answer
    x = 88,461.21

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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.