Home / 53,418.07-73,712.34-29,538.77

Finding the Fourth Proportional to 53,418.07, 73,712.34 and 29,538.77

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Solution

The fourth proportional to 53,418.07, 73,712.34 and 29,538.77 is: 40,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.07 : 73,712.34 = 29,538.77 : x
  2. Step 2: Convert to fraction form
    53,418.07/73,712.34 = 29,538.77/x
  3. Step 3: Cross multiply
    53,418.07x = 73,712.34 × 29,538.77
  4. Step 4: Simplify right side
    53,418.07x = 2,177,371,488.86
  5. Step 5: Solve for x
    x = 2,177,371,488.86/53,418.07
  6. Step 6: Final answer
    x = 40,760.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.