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Finding the Fourth Proportional to 37,839.53, 56,762.55 and 9,759.33

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Solution

The fourth proportional to 37,839.53, 56,762.55 and 9,759.33 is: 14,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,839.53 : 56,762.55 = 9,759.33 : x
  2. Step 2: Convert to fraction form
    37,839.53/56,762.55 = 9,759.33/x
  3. Step 3: Cross multiply
    37,839.53x = 56,762.55 × 9,759.33
  4. Step 4: Simplify right side
    37,839.53x = 553,964,457.09
  5. Step 5: Solve for x
    x = 553,964,457.09/37,839.53
  6. Step 6: Final answer
    x = 14,639.84

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1.5x scale

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.