Home / 106,933.69-147,551.97-61,602.79

Finding the Fourth Proportional to 106,933.69, 147,551.97 and 61,602.79

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Solution

The fourth proportional to 106,933.69, 147,551.97 and 61,602.79 is: 85,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,933.69 : 147,551.97 = 61,602.79 : x
  2. Step 2: Convert to fraction form
    106,933.69/147,551.97 = 61,602.79/x
  3. Step 3: Cross multiply
    106,933.69x = 147,551.97 × 61,602.79
  4. Step 4: Simplify right side
    106,933.69x = 9,089,613,022.00
  5. Step 5: Solve for x
    x = 9,089,613,022.00/106,933.69
  6. Step 6: Final answer
    x = 85,002.33

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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.