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Finding the Fourth Proportional to 104,460.94, 144,159.55 and 59,138.00

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Solution

The fourth proportional to 104,460.94, 144,159.55 and 59,138.00 is: 81,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,460.94 : 144,159.55 = 59,138.00 : x
  2. Step 2: Convert to fraction form
    104,460.94/144,159.55 = 59,138.00/x
  3. Step 3: Cross multiply
    104,460.94x = 144,159.55 × 59,138.00
  4. Step 4: Simplify right side
    104,460.94x = 8,525,307,139.86
  5. Step 5: Solve for x
    x = 8,525,307,139.86/104,460.94
  6. Step 6: Final answer
    x = 81,612.39

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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.