Home / 96,129.54-144,194.31-70,000.56

Finding the Fourth Proportional to 96,129.54, 144,194.31 and 70,000.56

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Solution

The fourth proportional to 96,129.54, 144,194.31 and 70,000.56 is: 105,000.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,129.54 : 144,194.31 = 70,000.56 : x
  2. Step 2: Convert to fraction form
    96,129.54/144,194.31 = 70,000.56/x
  3. Step 3: Cross multiply
    96,129.54x = 144,194.31 × 70,000.56
  4. Step 4: Simplify right side
    96,129.54x = 10,093,682,448.81
  5. Step 5: Solve for x
    x = 10,093,682,448.81/96,129.54
  6. Step 6: Final answer
    x = 105,000.84

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Double scale
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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.