Home / 53,039.16-79,561.24-17,503.59

Finding the Fourth Proportional to 53,039.16, 79,561.24 and 17,503.59

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Solution

The fourth proportional to 53,039.16, 79,561.24 and 17,503.59 is: 26,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.16 : 79,561.24 = 17,503.59 : x
  2. Step 2: Convert to fraction form
    53,039.16/79,561.24 = 17,503.59/x
  3. Step 3: Cross multiply
    53,039.16x = 79,561.24 × 17,503.59
  4. Step 4: Simplify right side
    53,039.16x = 1,392,607,324.85
  5. Step 5: Solve for x
    x = 1,392,607,324.85/53,039.16
  6. Step 6: Final answer
    x = 26,256.21

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1.5x scale

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.