Home / 130,596.71-196,091.89-74,500.16

Finding the Fourth Proportional to 130,596.71, 196,091.89 and 74,500.16

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Solution

The fourth proportional to 130,596.71, 196,091.89 and 74,500.16 is: 111,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,596.71 : 196,091.89 = 74,500.16 : x
  2. Step 2: Convert to fraction form
    130,596.71/196,091.89 = 74,500.16/x
  3. Step 3: Cross multiply
    130,596.71x = 196,091.89 × 74,500.16
  4. Step 4: Simplify right side
    130,596.71x = 14,608,876,012.99
  5. Step 5: Solve for x
    x = 14,608,876,012.99/130,596.71
  6. Step 6: Final answer
    x = 111,862.52

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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.