Home / 69,110.09-95,365.73-38,897.81

Finding the Fourth Proportional to 69,110.09, 95,365.73 and 38,897.81

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Solution

The fourth proportional to 69,110.09, 95,365.73 and 38,897.81 is: 53,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,110.09 : 95,365.73 = 38,897.81 : x
  2. Step 2: Convert to fraction form
    69,110.09/95,365.73 = 38,897.81/x
  3. Step 3: Cross multiply
    69,110.09x = 95,365.73 × 38,897.81
  4. Step 4: Simplify right side
    69,110.09x = 3,709,517,851.56
  5. Step 5: Solve for x
    x = 3,709,517,851.56/69,110.09
  6. Step 6: Final answer
    x = 53,675.49

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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.