Home / 51,208.21-70,647.81-37,811.62

Finding the Fourth Proportional to 51,208.21, 70,647.81 and 37,811.62

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Solution

The fourth proportional to 51,208.21, 70,647.81 and 37,811.62 is: 52,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,208.21 : 70,647.81 = 37,811.62 : x
  2. Step 2: Convert to fraction form
    51,208.21/70,647.81 = 37,811.62/x
  3. Step 3: Cross multiply
    51,208.21x = 70,647.81 × 37,811.62
  4. Step 4: Simplify right side
    51,208.21x = 2,671,307,792.31
  5. Step 5: Solve for x
    x = 2,671,307,792.31/51,208.21
  6. Step 6: Final answer
    x = 52,165.62

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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.