Home / 53,030.83-79,535.06-15,580.73

Finding the Fourth Proportional to 53,030.83, 79,535.06 and 15,580.73

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Solution

The fourth proportional to 53,030.83, 79,535.06 and 15,580.73 is: 23,367.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,030.83 : 79,535.06 = 15,580.73 : x
  2. Step 2: Convert to fraction form
    53,030.83/79,535.06 = 15,580.73/x
  3. Step 3: Cross multiply
    53,030.83x = 79,535.06 × 15,580.73
  4. Step 4: Simplify right side
    53,030.83x = 1,239,214,338.70
  5. Step 5: Solve for x
    x = 1,239,214,338.70/53,030.83
  6. Step 6: Final answer
    x = 23,367.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.