Home / 77,916.65-116,800.99-25,289.33

Finding the Fourth Proportional to 77,916.65, 116,800.99 and 25,289.33

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Solution

The fourth proportional to 77,916.65, 116,800.99 and 25,289.33 is: 37,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,916.65 : 116,800.99 = 25,289.33 : x
  2. Step 2: Convert to fraction form
    77,916.65/116,800.99 = 25,289.33/x
  3. Step 3: Cross multiply
    77,916.65x = 116,800.99 × 25,289.33
  4. Step 4: Simplify right side
    77,916.65x = 2,953,818,780.44
  5. Step 5: Solve for x
    x = 2,953,818,780.44/77,916.65
  6. Step 6: Final answer
    x = 37,909.98

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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.