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Finding the Fourth Proportional to 164,539.32, 246,808.98 and 39,880.32

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Solution

The fourth proportional to 164,539.32, 246,808.98 and 39,880.32 is: 59,820.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,539.32 : 246,808.98 = 39,880.32 : x
  2. Step 2: Convert to fraction form
    164,539.32/246,808.98 = 39,880.32/x
  3. Step 3: Cross multiply
    164,539.32x = 246,808.98 × 39,880.32
  4. Step 4: Simplify right side
    164,539.32x = 9,842,821,101.27
  5. Step 5: Solve for x
    x = 9,842,821,101.27/164,539.32
  6. Step 6: Final answer
    x = 59,820.48

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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.