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Finding the Fourth Proportional to 167,666.40, 251,499.60 and 114,522.30

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Solution

The fourth proportional to 167,666.40, 251,499.60 and 114,522.30 is: 171,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,666.40 : 251,499.60 = 114,522.30 : x
  2. Step 2: Convert to fraction form
    167,666.40/251,499.60 = 114,522.30/x
  3. Step 3: Cross multiply
    167,666.40x = 251,499.60 × 114,522.30
  4. Step 4: Simplify right side
    167,666.40x = 28,802,312,641.08
  5. Step 5: Solve for x
    x = 28,802,312,641.08/167,666.40
  6. Step 6: Final answer
    x = 171,783.45

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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.