Home / 53,381.24-73,666.55-29,508.31

Finding the Fourth Proportional to 53,381.24, 73,666.55 and 29,508.31

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Solution

The fourth proportional to 53,381.24, 73,666.55 and 29,508.31 is: 40,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381.24 : 73,666.55 = 29,508.31 : x
  2. Step 2: Convert to fraction form
    53,381.24/73,666.55 = 29,508.31/x
  3. Step 3: Cross multiply
    53,381.24x = 73,666.55 × 29,508.31
  4. Step 4: Simplify right side
    53,381.24x = 2,173,775,559.88
  5. Step 5: Solve for x
    x = 2,173,775,559.88/53,381.24
  6. Step 6: Final answer
    x = 40,721.71

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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.