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Finding the Fourth Proportional to 64,192.40, 88,585.68 and 35,898.09

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Solution

The fourth proportional to 64,192.40, 88,585.68 and 35,898.09 is: 49,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,192.40 : 88,585.68 = 35,898.09 : x
  2. Step 2: Convert to fraction form
    64,192.40/88,585.68 = 35,898.09/x
  3. Step 3: Cross multiply
    64,192.40x = 88,585.68 × 35,898.09
  4. Step 4: Simplify right side
    64,192.40x = 3,180,056,713.35
  5. Step 5: Solve for x
    x = 3,180,056,713.35/64,192.40
  6. Step 6: Final answer
    x = 49,539.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.