Home / 52,950.35-72,970.46-51,977.57

Finding the Fourth Proportional to 52,950.35, 72,970.46 and 51,977.57

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Solution

The fourth proportional to 52,950.35, 72,970.46 and 51,977.57 is: 71,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,950.35 : 72,970.46 = 51,977.57 : x
  2. Step 2: Convert to fraction form
    52,950.35/72,970.46 = 51,977.57/x
  3. Step 3: Cross multiply
    52,950.35x = 72,970.46 × 51,977.57
  4. Step 4: Simplify right side
    52,950.35x = 3,792,827,115.12
  5. Step 5: Solve for x
    x = 3,792,827,115.12/52,950.35
  6. Step 6: Final answer
    x = 71,629.87

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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.