Home / 51,509.48-71,054.06-29,996.69

Finding the Fourth Proportional to 51,509.48, 71,054.06 and 29,996.69

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Solution

The fourth proportional to 51,509.48, 71,054.06 and 29,996.69 is: 41,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509.48 : 71,054.06 = 29,996.69 : x
  2. Step 2: Convert to fraction form
    51,509.48/71,054.06 = 29,996.69/x
  3. Step 3: Cross multiply
    51,509.48x = 71,054.06 × 29,996.69
  4. Step 4: Simplify right side
    51,509.48x = 2,131,386,105.81
  5. Step 5: Solve for x
    x = 2,131,386,105.81/51,509.48
  6. Step 6: Final answer
    x = 41,378.53

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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.