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Finding the Fourth Proportional to 70,959.13, 97,886.95 and 44,091.43

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Solution

The fourth proportional to 70,959.13, 97,886.95 and 44,091.43 is: 60,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,959.13 : 97,886.95 = 44,091.43 : x
  2. Step 2: Convert to fraction form
    70,959.13/97,886.95 = 44,091.43/x
  3. Step 3: Cross multiply
    70,959.13x = 97,886.95 × 44,091.43
  4. Step 4: Simplify right side
    70,959.13x = 4,315,975,603.84
  5. Step 5: Solve for x
    x = 4,315,975,603.84/70,959.13
  6. Step 6: Final answer
    x = 60,823.40

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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.