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Finding the Fourth Proportional to 167,557.65, 251,515.53 and 67,783.06

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Solution

The fourth proportional to 167,557.65, 251,515.53 and 67,783.06 is: 101,747.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,557.65 : 251,515.53 = 67,783.06 : x
  2. Step 2: Convert to fraction form
    167,557.65/251,515.53 = 67,783.06/x
  3. Step 3: Cross multiply
    167,557.65x = 251,515.53 × 67,783.06
  4. Step 4: Simplify right side
    167,557.65x = 17,048,492,575.32
  5. Step 5: Solve for x
    x = 17,048,492,575.32/167,557.65
  6. Step 6: Final answer
    x = 101,747.03

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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.