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Finding the Fourth Proportional to 64,906.40, 97,286.70 and 27,460.10

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Solution

The fourth proportional to 64,906.40, 97,286.70 and 27,460.10 is: 41,159.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,906.40 : 97,286.70 = 27,460.10 : x
  2. Step 2: Convert to fraction form
    64,906.40/97,286.70 = 27,460.10/x
  3. Step 3: Cross multiply
    64,906.40x = 97,286.70 × 27,460.10
  4. Step 4: Simplify right side
    64,906.40x = 2,671,502,510.67
  5. Step 5: Solve for x
    x = 2,671,502,510.67/64,906.40
  6. Step 6: Final answer
    x = 41,159.31

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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.