Home / 53,011.82-73,156.47-29,140.94

Finding the Fourth Proportional to 53,011.82, 73,156.47 and 29,140.94

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Solution

The fourth proportional to 53,011.82, 73,156.47 and 29,140.94 is: 40,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,011.82 : 73,156.47 = 29,140.94 : x
  2. Step 2: Convert to fraction form
    53,011.82/73,156.47 = 29,140.94/x
  3. Step 3: Cross multiply
    53,011.82x = 73,156.47 × 29,140.94
  4. Step 4: Simplify right side
    53,011.82x = 2,131,848,302.88
  5. Step 5: Solve for x
    x = 2,131,848,302.88/53,011.82
  6. Step 6: Final answer
    x = 40,214.58

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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.