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Finding the Fourth Proportional to 167,218.40, 250,438.80 and 114,341.60

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Solution

The fourth proportional to 167,218.40, 250,438.80 and 114,341.60 is: 171,246.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,218.40 : 250,438.80 = 114,341.60 : x
  2. Step 2: Convert to fraction form
    167,218.40/250,438.80 = 114,341.60/x
  3. Step 3: Cross multiply
    167,218.40x = 250,438.80 × 114,341.60
  4. Step 4: Simplify right side
    167,218.40x = 28,635,573,094.08
  5. Step 5: Solve for x
    x = 28,635,573,094.08/167,218.40
  6. Step 6: Final answer
    x = 171,246.54

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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.