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Finding the Fourth Proportional to 64,989.56, 97,484.36 and 23,436.56

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Solution

The fourth proportional to 64,989.56, 97,484.36 and 23,436.56 is: 35,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,989.56 : 97,484.36 = 23,436.56 : x
  2. Step 2: Convert to fraction form
    64,989.56/97,484.36 = 23,436.56/x
  3. Step 3: Cross multiply
    64,989.56x = 97,484.36 × 23,436.56
  4. Step 4: Simplify right side
    64,989.56x = 2,284,698,178.73
  5. Step 5: Solve for x
    x = 2,284,698,178.73/64,989.56
  6. Step 6: Final answer
    x = 35,154.85

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1.5x scale

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.