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Finding the Fourth Proportional to 63,006.99, 86,946.08 and 36,146.98

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Solution

The fourth proportional to 63,006.99, 86,946.08 and 36,146.98 is: 49,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006.99 : 86,946.08 = 36,146.98 : x
  2. Step 2: Convert to fraction form
    63,006.99/86,946.08 = 36,146.98/x
  3. Step 3: Cross multiply
    63,006.99x = 86,946.08 × 36,146.98
  4. Step 4: Simplify right side
    63,006.99x = 3,142,838,214.84
  5. Step 5: Solve for x
    x = 3,142,838,214.84/63,006.99
  6. Step 6: Final answer
    x = 49,880.79

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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.