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Finding the Fourth Proportional to 64,969.92, 97,411.20 and 23,411.52

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Solution

The fourth proportional to 64,969.92, 97,411.20 and 23,411.52 is: 35,101.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,969.92 : 97,411.20 = 23,411.52 : x
  2. Step 2: Convert to fraction form
    64,969.92/97,411.20 = 23,411.52/x
  3. Step 3: Cross multiply
    64,969.92x = 97,411.20 × 23,411.52
  4. Step 4: Simplify right side
    64,969.92x = 2,280,544,257.02
  5. Step 5: Solve for x
    x = 2,280,544,257.02/64,969.92
  6. Step 6: Final answer
    x = 35,101.54

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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.