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Finding the Fourth Proportional to 117,667.60, 176,501.40 and 58,512.40

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Solution

The fourth proportional to 117,667.60, 176,501.40 and 58,512.40 is: 87,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,667.60 : 176,501.40 = 58,512.40 : x
  2. Step 2: Convert to fraction form
    117,667.60/176,501.40 = 58,512.40/x
  3. Step 3: Cross multiply
    117,667.60x = 176,501.40 × 58,512.40
  4. Step 4: Simplify right side
    117,667.60x = 10,327,520,517.36
  5. Step 5: Solve for x
    x = 10,327,520,517.36/117,667.60
  6. Step 6: Final answer
    x = 87,768.60

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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.