Home / 196,773.48-294,984.90-72,085.32

Finding the Fourth Proportional to 196,773.48, 294,984.90 and 72,085.32

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Solution

The fourth proportional to 196,773.48, 294,984.90 and 72,085.32 is: 108,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,773.48 : 294,984.90 = 72,085.32 : x
  2. Step 2: Convert to fraction form
    196,773.48/294,984.90 = 72,085.32/x
  3. Step 3: Cross multiply
    196,773.48x = 294,984.90 × 72,085.32
  4. Step 4: Simplify right side
    196,773.48x = 21,264,080,911.67
  5. Step 5: Solve for x
    x = 21,264,080,911.67/196,773.48
  6. Step 6: Final answer
    x = 108,063.75

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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.