Home / 64,027.64-96,070.26-40,647.80

Finding the Fourth Proportional to 64,027.64, 96,070.26 and 40,647.80

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Solution

The fourth proportional to 64,027.64, 96,070.26 and 40,647.80 is: 60,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,027.64 : 96,070.26 = 40,647.80 : x
  2. Step 2: Convert to fraction form
    64,027.64/96,070.26 = 40,647.80/x
  3. Step 3: Cross multiply
    64,027.64x = 96,070.26 × 40,647.80
  4. Step 4: Simplify right side
    64,027.64x = 3,905,044,714.43
  5. Step 5: Solve for x
    x = 3,905,044,714.43/64,027.64
  6. Step 6: Final answer
    x = 60,989.98

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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.