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Finding the Fourth Proportional to 108,679, 163,033.08 and 46,364.08

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Solution

The fourth proportional to 108,679, 163,033.08 and 46,364.08 is: 69,552.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,679 : 163,033.08 = 46,364.08 : x
  2. Step 2: Convert to fraction form
    108,679/163,033.08 = 46,364.08/x
  3. Step 3: Cross multiply
    108,679x = 163,033.08 × 46,364.08
  4. Step 4: Simplify right side
    108,679x = 7,558,878,763.77
  5. Step 5: Solve for x
    x = 7,558,878,763.77/108,679
  6. Step 6: Final answer
    x = 69,552.34

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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.