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Finding the Fourth Proportional to 167,558.40, 251,516.66 and 67,783.82

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Solution

The fourth proportional to 167,558.40, 251,516.66 and 67,783.82 is: 101,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,558.40 : 251,516.66 = 67,783.82 : x
  2. Step 2: Convert to fraction form
    167,558.40/251,516.66 = 67,783.82/x
  3. Step 3: Cross multiply
    167,558.40x = 251,516.66 × 67,783.82
  4. Step 4: Simplify right side
    167,558.40x = 17,048,758,411.94
  5. Step 5: Solve for x
    x = 17,048,758,411.94/167,558.40
  6. Step 6: Final answer
    x = 101,748.16

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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.