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Finding the Fourth Proportional to 236,798.91, 326,810.43 and 134,848.80

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Solution

The fourth proportional to 236,798.91, 326,810.43 and 134,848.80 is: 186,107.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,798.91 : 326,810.43 = 134,848.80 : x
  2. Step 2: Convert to fraction form
    236,798.91/326,810.43 = 134,848.80/x
  3. Step 3: Cross multiply
    236,798.91x = 326,810.43 × 134,848.80
  4. Step 4: Simplify right side
    236,798.91x = 44,069,994,312.98
  5. Step 5: Solve for x
    x = 44,069,994,312.98/236,798.91
  6. Step 6: Final answer
    x = 186,107.25

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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.