Home / 53,243.79-79,914.87-26,966.99

Finding the Fourth Proportional to 53,243.79, 79,914.87 and 26,966.99

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Solution

The fourth proportional to 53,243.79, 79,914.87 and 26,966.99 is: 40,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243.79 : 79,914.87 = 26,966.99 : x
  2. Step 2: Convert to fraction form
    53,243.79/79,914.87 = 26,966.99/x
  3. Step 3: Cross multiply
    53,243.79x = 79,914.87 × 26,966.99
  4. Step 4: Simplify right side
    53,243.79x = 2,155,063,100.57
  5. Step 5: Solve for x
    x = 2,155,063,100.57/53,243.79
  6. Step 6: Final answer
    x = 40,475.39

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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.