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Finding the Fourth Proportional to 114,445.40, 171,668.10 and 97,532.60

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Solution

The fourth proportional to 114,445.40, 171,668.10 and 97,532.60 is: 146,298.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,445.40 : 171,668.10 = 97,532.60 : x
  2. Step 2: Convert to fraction form
    114,445.40/171,668.10 = 97,532.60/x
  3. Step 3: Cross multiply
    114,445.40x = 171,668.10 × 97,532.60
  4. Step 4: Simplify right side
    114,445.40x = 16,743,236,130.06
  5. Step 5: Solve for x
    x = 16,743,236,130.06/114,445.40
  6. Step 6: Final answer
    x = 146,298.90

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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.