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Finding the Fourth Proportional to 186,052.50, 256,751.16 and 101,169.60

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Solution

The fourth proportional to 186,052.50, 256,751.16 and 101,169.60 is: 139,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,052.50 : 256,751.16 = 101,169.60 : x
  2. Step 2: Convert to fraction form
    186,052.50/256,751.16 = 101,169.60/x
  3. Step 3: Cross multiply
    186,052.50x = 256,751.16 × 101,169.60
  4. Step 4: Simplify right side
    186,052.50x = 25,975,412,156.74
  5. Step 5: Solve for x
    x = 25,975,412,156.74/186,052.50
  6. Step 6: Final answer
    x = 139,613.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.