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Finding the Fourth Proportional to 70,842.93, 97,810.26 and 44,025.45

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Solution

The fourth proportional to 70,842.93, 97,810.26 and 44,025.45 is: 60,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,842.93 : 97,810.26 = 44,025.45 : x
  2. Step 2: Convert to fraction form
    70,842.93/97,810.26 = 44,025.45/x
  3. Step 3: Cross multiply
    70,842.93x = 97,810.26 × 44,025.45
  4. Step 4: Simplify right side
    70,842.93x = 4,306,140,711.12
  5. Step 5: Solve for x
    x = 4,306,140,711.12/70,842.93
  6. Step 6: Final answer
    x = 60,784.34

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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.