Home / 145,860.09-201,324.38-94,999.56

Finding the Fourth Proportional to 145,860.09, 201,324.38 and 94,999.56

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Solution

The fourth proportional to 145,860.09, 201,324.38 and 94,999.56 is: 131,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,860.09 : 201,324.38 = 94,999.56 : x
  2. Step 2: Convert to fraction form
    145,860.09/201,324.38 = 94,999.56/x
  3. Step 3: Cross multiply
    145,860.09x = 201,324.38 × 94,999.56
  4. Step 4: Simplify right side
    145,860.09x = 19,125,727,042.28
  5. Step 5: Solve for x
    x = 19,125,727,042.28/145,860.09
  6. Step 6: Final answer
    x = 131,123.78

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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.