Home / 122,197.40-183,296.10-102,514.40

Finding the Fourth Proportional to 122,197.40, 183,296.10 and 102,514.40

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Solution

The fourth proportional to 122,197.40, 183,296.10 and 102,514.40 is: 153,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,197.40 : 183,296.10 = 102,514.40 : x
  2. Step 2: Convert to fraction form
    122,197.40/183,296.10 = 102,514.40/x
  3. Step 3: Cross multiply
    122,197.40x = 183,296.10 × 102,514.40
  4. Step 4: Simplify right side
    122,197.40x = 18,790,489,713.84
  5. Step 5: Solve for x
    x = 18,790,489,713.84/122,197.40
  6. Step 6: Final answer
    x = 153,771.60

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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.