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Finding the Fourth Proportional to 63,946.80, 88,223.45 and 37,074.51

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Solution

The fourth proportional to 63,946.80, 88,223.45 and 37,074.51 is: 51,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,946.80 : 88,223.45 = 37,074.51 : x
  2. Step 2: Convert to fraction form
    63,946.80/88,223.45 = 37,074.51/x
  3. Step 3: Cross multiply
    63,946.80x = 88,223.45 × 37,074.51
  4. Step 4: Simplify right side
    63,946.80x = 3,270,840,993.89
  5. Step 5: Solve for x
    x = 3,270,840,993.89/63,946.80
  6. Step 6: Final answer
    x = 51,149.41

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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.