Home / 60,070.12-90,128.22-23,137

Finding the Fourth Proportional to 60,070.12, 90,128.22 and 23,137

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Solution

The fourth proportional to 60,070.12, 90,128.22 and 23,137 is: 34,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,070.12 : 90,128.22 = 23,137 : x
  2. Step 2: Convert to fraction form
    60,070.12/90,128.22 = 23,137/x
  3. Step 3: Cross multiply
    60,070.12x = 90,128.22 × 23,137
  4. Step 4: Simplify right side
    60,070.12x = 2,085,296,626.14
  5. Step 5: Solve for x
    x = 2,085,296,626.14/60,070.12
  6. Step 6: Final answer
    x = 34,714.37

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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.