Home / 71,069,615.52-106,646,893.68-65,287,537.44

Finding the Fourth Proportional to 71,069,615.52, 106,646,893.68 and 65,287,537.44

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Solution

The fourth proportional to 71,069,615.52, 106,646,893.68 and 65,287,537.44 is: 97,970,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,069,615.52 : 106,646,893.68 = 65,287,537.44 : x
  2. Step 2: Convert to fraction form
    71,069,615.52/106,646,893.68 = 65,287,537.44/x
  3. Step 3: Cross multiply
    71,069,615.52x = 106,646,893.68 × 65,287,537.44
  4. Step 4: Simplify right side
    71,069,615.52x = 6,962,713,063,992,700
  5. Step 5: Solve for x
    x = 6,962,713,063,992,700/71,069,615.52
  6. Step 6: Final answer
    x = 97,970,321.26

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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.