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Finding the Fourth Proportional to 37,415.80, 55,831.19 and 36,526.60

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Solution

The fourth proportional to 37,415.80, 55,831.19 and 36,526.60 is: 54,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,415.80 : 55,831.19 = 36,526.60 : x
  2. Step 2: Convert to fraction form
    37,415.80/55,831.19 = 36,526.60/x
  3. Step 3: Cross multiply
    37,415.80x = 55,831.19 × 36,526.60
  4. Step 4: Simplify right side
    37,415.80x = 2,039,323,544.65
  5. Step 5: Solve for x
    x = 2,039,323,544.65/37,415.80
  6. Step 6: Final answer
    x = 54,504.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.