Home / 53,977.53-74,464.92-31,303.38

Finding the Fourth Proportional to 53,977.53, 74,464.92 and 31,303.38

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Solution

The fourth proportional to 53,977.53, 74,464.92 and 31,303.38 is: 43,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.53 : 74,464.92 = 31,303.38 : x
  2. Step 2: Convert to fraction form
    53,977.53/74,464.92 = 31,303.38/x
  3. Step 3: Cross multiply
    53,977.53x = 74,464.92 × 31,303.38
  4. Step 4: Simplify right side
    53,977.53x = 2,331,003,966.67
  5. Step 5: Solve for x
    x = 2,331,003,966.67/53,977.53
  6. Step 6: Final answer
    x = 43,184.71

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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.