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Finding the Fourth Proportional to 164,328.64, 246,492.97 and 53,520.64

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Solution

The fourth proportional to 164,328.64, 246,492.97 and 53,520.64 is: 80,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,328.64 : 246,492.97 = 53,520.64 : x
  2. Step 2: Convert to fraction form
    164,328.64/246,492.97 = 53,520.64/x
  3. Step 3: Cross multiply
    164,328.64x = 246,492.97 × 53,520.64
  4. Step 4: Simplify right side
    164,328.64x = 13,192,461,509.90
  5. Step 5: Solve for x
    x = 13,192,461,509.90/164,328.64
  6. Step 6: Final answer
    x = 80,280.96

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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.