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Finding the Fourth Proportional to 199,526.84, 299,293.00 and 66,407.57

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Solution

The fourth proportional to 199,526.84, 299,293.00 and 66,407.57 is: 99,612.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,526.84 : 299,293.00 = 66,407.57 : x
  2. Step 2: Convert to fraction form
    199,526.84/299,293.00 = 66,407.57/x
  3. Step 3: Cross multiply
    199,526.84x = 299,293.00 × 66,407.57
  4. Step 4: Simplify right side
    199,526.84x = 19,875,321,336.41
  5. Step 5: Solve for x
    x = 19,875,321,336.41/199,526.84
  6. Step 6: Final answer
    x = 99,612.27

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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.