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Finding the Fourth Proportional to 75,426, 104,097.06 and 43,595.16

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Solution

The fourth proportional to 75,426, 104,097.06 and 43,595.16 is: 60,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,426 : 104,097.06 = 43,595.16 : x
  2. Step 2: Convert to fraction form
    75,426/104,097.06 = 43,595.16/x
  3. Step 3: Cross multiply
    75,426x = 104,097.06 × 43,595.16
  4. Step 4: Simplify right side
    75,426x = 4,538,127,986.23
  5. Step 5: Solve for x
    x = 4,538,127,986.23/75,426
  6. Step 6: Final answer
    x = 60,166.63

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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.