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Finding the Fourth Proportional to 118,033.68, 177,051.32 and 34,928.40

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Solution

The fourth proportional to 118,033.68, 177,051.32 and 34,928.40 is: 52,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,033.68 : 177,051.32 = 34,928.40 : x
  2. Step 2: Convert to fraction form
    118,033.68/177,051.32 = 34,928.40/x
  3. Step 3: Cross multiply
    118,033.68x = 177,051.32 × 34,928.40
  4. Step 4: Simplify right side
    118,033.68x = 6,184,119,325.49
  5. Step 5: Solve for x
    x = 6,184,119,325.49/118,033.68
  6. Step 6: Final answer
    x = 52,392.84

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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.