Home / 53,113.86-79,683.17-17,573.75

Finding the Fourth Proportional to 53,113.86, 79,683.17 and 17,573.75

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Solution

The fourth proportional to 53,113.86, 79,683.17 and 17,573.75 is: 26,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,113.86 : 79,683.17 = 17,573.75 : x
  2. Step 2: Convert to fraction form
    53,113.86/79,683.17 = 17,573.75/x
  3. Step 3: Cross multiply
    53,113.86x = 79,683.17 × 17,573.75
  4. Step 4: Simplify right side
    53,113.86x = 1,400,331,622.50
  5. Step 5: Solve for x
    x = 1,400,331,622.50/53,113.86
  6. Step 6: Final answer
    x = 26,364.71

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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.