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Finding the Fourth Proportional to 77,404.68, 116,104.59 and 22,000.68

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Solution

The fourth proportional to 77,404.68, 116,104.59 and 22,000.68 is: 33,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,404.68 : 116,104.59 = 22,000.68 : x
  2. Step 2: Convert to fraction form
    77,404.68/116,104.59 = 22,000.68/x
  3. Step 3: Cross multiply
    77,404.68x = 116,104.59 × 22,000.68
  4. Step 4: Simplify right side
    77,404.68x = 2,554,379,931.12
  5. Step 5: Solve for x
    x = 2,554,379,931.12/77,404.68
  6. Step 6: Final answer
    x = 33,000.33

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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.