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Finding the Fourth Proportional to 241,957.50, 333,901.35 and 135,973.50

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Solution

The fourth proportional to 241,957.50, 333,901.35 and 135,973.50 is: 187,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,957.50 : 333,901.35 = 135,973.50 : x
  2. Step 2: Convert to fraction form
    241,957.50/333,901.35 = 135,973.50/x
  3. Step 3: Cross multiply
    241,957.50x = 333,901.35 × 135,973.50
  4. Step 4: Simplify right side
    241,957.50x = 45,401,735,214.23
  5. Step 5: Solve for x
    x = 45,401,735,214.23/241,957.50
  6. Step 6: Final answer
    x = 187,643.43

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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.