Home / 53,085.45-73,257.94-29,212.14

Finding the Fourth Proportional to 53,085.45, 73,257.94 and 29,212.14

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Solution

The fourth proportional to 53,085.45, 73,257.94 and 29,212.14 is: 40,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,085.45 : 73,257.94 = 29,212.14 : x
  2. Step 2: Convert to fraction form
    53,085.45/73,257.94 = 29,212.14/x
  3. Step 3: Cross multiply
    53,085.45x = 73,257.94 × 29,212.14
  4. Step 4: Simplify right side
    53,085.45x = 2,140,021,199.39
  5. Step 5: Solve for x
    x = 2,140,021,199.39/53,085.45
  6. Step 6: Final answer
    x = 40,312.76

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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.