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Finding the Fourth Proportional to 70,381.44, 97,114.95 and 44,842.95

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Solution

The fourth proportional to 70,381.44, 97,114.95 and 44,842.95 is: 61,875.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,381.44 : 97,114.95 = 44,842.95 : x
  2. Step 2: Convert to fraction form
    70,381.44/97,114.95 = 44,842.95/x
  3. Step 3: Cross multiply
    70,381.44x = 97,114.95 × 44,842.95
  4. Step 4: Simplify right side
    70,381.44x = 4,354,920,847.10
  5. Step 5: Solve for x
    x = 4,354,920,847.10/70,381.44
  6. Step 6: Final answer
    x = 61,875.98

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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.