Home / 70,919.53-97,861.94-42,233.49

Finding the Fourth Proportional to 70,919.53, 97,861.94 and 42,233.49

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Solution

The fourth proportional to 70,919.53, 97,861.94 and 42,233.49 is: 58,278.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919.53 : 97,861.94 = 42,233.49 : x
  2. Step 2: Convert to fraction form
    70,919.53/97,861.94 = 42,233.49/x
  3. Step 3: Cross multiply
    70,919.53x = 97,861.94 × 42,233.49
  4. Step 4: Simplify right side
    70,919.53x = 4,133,050,880.64
  5. Step 5: Solve for x
    x = 4,133,050,880.64/70,919.53
  6. Step 6: Final answer
    x = 58,278.04

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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.