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Finding the Fourth Proportional to 70,600.10, 97,465.29 and 43,729.70

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Solution

The fourth proportional to 70,600.10, 97,465.29 and 43,729.70 is: 60,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,600.10 : 97,465.29 = 43,729.70 : x
  2. Step 2: Convert to fraction form
    70,600.10/97,465.29 = 43,729.70/x
  3. Step 3: Cross multiply
    70,600.10x = 97,465.29 × 43,729.70
  4. Step 4: Simplify right side
    70,600.10x = 4,262,127,892.11
  5. Step 5: Solve for x
    x = 4,262,127,892.11/70,600.10
  6. Step 6: Final answer
    x = 60,370.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.