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Finding the Fourth Proportional to 31,671,255.60, 44,459,197.20 and 31,671,255.60

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Solution

The fourth proportional to 31,671,255.60, 44,459,197.20 and 31,671,255.60 is: 44,459,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,671,255.60 : 44,459,197.20 = 31,671,255.60 : x
  2. Step 2: Convert to fraction form
    31,671,255.60/44,459,197.20 = 31,671,255.60/x
  3. Step 3: Cross multiply
    31,671,255.60x = 44,459,197.20 × 31,671,255.60
  4. Step 4: Simplify right side
    31,671,255.60x = 1,408,078,598,292,004.50
  5. Step 5: Solve for x
    x = 1,408,078,598,292,004.50/31,671,255.60
  6. Step 6: Final answer
    x = 44,459,197.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.