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Finding the Fourth Proportional to 174,270.51, 261,405.72 and 49,611.51

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Solution

The fourth proportional to 174,270.51, 261,405.72 and 49,611.51 is: 74,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,270.51 : 261,405.72 = 49,611.51 : x
  2. Step 2: Convert to fraction form
    174,270.51/261,405.72 = 49,611.51/x
  3. Step 3: Cross multiply
    174,270.51x = 261,405.72 × 49,611.51
  4. Step 4: Simplify right side
    174,270.51x = 12,968,732,491.84
  5. Step 5: Solve for x
    x = 12,968,732,491.84/174,270.51
  6. Step 6: Final answer
    x = 74,417.25

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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.