Home / 101,212.23-151,716.75-34,606.81

Finding the Fourth Proportional to 101,212.23, 151,716.75 and 34,606.81

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Solution

The fourth proportional to 101,212.23, 151,716.75 and 34,606.81 is: 51,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,212.23 : 151,716.75 = 34,606.81 : x
  2. Step 2: Convert to fraction form
    101,212.23/151,716.75 = 34,606.81/x
  3. Step 3: Cross multiply
    101,212.23x = 151,716.75 × 34,606.81
  4. Step 4: Simplify right side
    101,212.23x = 5,250,432,160.88
  5. Step 5: Solve for x
    x = 5,250,432,160.88/101,212.23
  6. Step 6: Final answer
    x = 51,875.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.