Home / 51,087.55-70,533.21-34,981.81

Finding the Fourth Proportional to 51,087.55, 70,533.21 and 34,981.81

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Solution

The fourth proportional to 51,087.55, 70,533.21 and 34,981.81 is: 48,297.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,087.55 : 70,533.21 = 34,981.81 : x
  2. Step 2: Convert to fraction form
    51,087.55/70,533.21 = 34,981.81/x
  3. Step 3: Cross multiply
    51,087.55x = 70,533.21 × 34,981.81
  4. Step 4: Simplify right side
    51,087.55x = 2,467,379,350.91
  5. Step 5: Solve for x
    x = 2,467,379,350.91/51,087.55
  6. Step 6: Final answer
    x = 48,297.08

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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.