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Finding the Fourth Proportional to 64,927.40, 97,391.10 and 23,359.40

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Solution

The fourth proportional to 64,927.40, 97,391.10 and 23,359.40 is: 35,039.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,927.40 : 97,391.10 = 23,359.40 : x
  2. Step 2: Convert to fraction form
    64,927.40/97,391.10 = 23,359.40/x
  3. Step 3: Cross multiply
    64,927.40x = 97,391.10 × 23,359.40
  4. Step 4: Simplify right side
    64,927.40x = 2,274,997,661.34
  5. Step 5: Solve for x
    x = 2,274,997,661.34/64,927.40
  6. Step 6: Final answer
    x = 35,039.10

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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.