Home / 52,807.09-72,873.81-31,591.37

Finding the Fourth Proportional to 52,807.09, 72,873.81 and 31,591.37

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Solution

The fourth proportional to 52,807.09, 72,873.81 and 31,591.37 is: 43,596.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807.09 : 72,873.81 = 31,591.37 : x
  2. Step 2: Convert to fraction form
    52,807.09/72,873.81 = 31,591.37/x
  3. Step 3: Cross multiply
    52,807.09x = 72,873.81 × 31,591.37
  4. Step 4: Simplify right side
    52,807.09x = 2,302,183,495.02
  5. Step 5: Solve for x
    x = 2,302,183,495.02/52,807.09
  6. Step 6: Final answer
    x = 43,596.11

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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.