Home / 53,295.89-79,929.90-15,845.87

Finding the Fourth Proportional to 53,295.89, 79,929.90 and 15,845.87

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Solution

The fourth proportional to 53,295.89, 79,929.90 and 15,845.87 is: 23,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,295.89 : 79,929.90 = 15,845.87 : x
  2. Step 2: Convert to fraction form
    53,295.89/79,929.90 = 15,845.87/x
  3. Step 3: Cross multiply
    53,295.89x = 79,929.90 × 15,845.87
  4. Step 4: Simplify right side
    53,295.89x = 1,266,559,004.34
  5. Step 5: Solve for x
    x = 1,266,559,004.34/53,295.89
  6. Step 6: Final answer
    x = 23,764.67

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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.