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Finding the Fourth Proportional to 70,899.95, 97,838.21 and 44,041.91

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Solution

The fourth proportional to 70,899.95, 97,838.21 and 44,041.91 is: 60,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,899.95 : 97,838.21 = 44,041.91 : x
  2. Step 2: Convert to fraction form
    70,899.95/97,838.21 = 44,041.91/x
  3. Step 3: Cross multiply
    70,899.95x = 97,838.21 × 44,041.91
  4. Step 4: Simplify right side
    70,899.95x = 4,308,981,260.29
  5. Step 5: Solve for x
    x = 4,308,981,260.29/70,899.95
  6. Step 6: Final answer
    x = 60,775.52

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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.