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Finding the Fourth Proportional to 79,252.95, 109,368.54 and 43,444.47

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Solution

The fourth proportional to 79,252.95, 109,368.54 and 43,444.47 is: 59,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,252.95 : 109,368.54 = 43,444.47 : x
  2. Step 2: Convert to fraction form
    79,252.95/109,368.54 = 43,444.47/x
  3. Step 3: Cross multiply
    79,252.95x = 109,368.54 × 43,444.47
  4. Step 4: Simplify right side
    79,252.95x = 4,751,458,254.97
  5. Step 5: Solve for x
    x = 4,751,458,254.97/79,252.95
  6. Step 6: Final answer
    x = 59,953.08

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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.