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Finding the Fourth Proportional to 184,966.40, 277,449.60 and 66,641.60

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Solution

The fourth proportional to 184,966.40, 277,449.60 and 66,641.60 is: 99,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,966.40 : 277,449.60 = 66,641.60 : x
  2. Step 2: Convert to fraction form
    184,966.40/277,449.60 = 66,641.60/x
  3. Step 3: Cross multiply
    184,966.40x = 277,449.60 × 66,641.60
  4. Step 4: Simplify right side
    184,966.40x = 18,489,685,263.36
  5. Step 5: Solve for x
    x = 18,489,685,263.36/184,966.40
  6. Step 6: Final answer
    x = 99,962.40

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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.