Home / 130,800.63-196,317.59-60,719.43

Finding the Fourth Proportional to 130,800.63, 196,317.59 and 60,719.43

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Solution

The fourth proportional to 130,800.63, 196,317.59 and 60,719.43 is: 91,133.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,800.63 : 196,317.59 = 60,719.43 : x
  2. Step 2: Convert to fraction form
    130,800.63/196,317.59 = 60,719.43/x
  3. Step 3: Cross multiply
    130,800.63x = 196,317.59 × 60,719.43
  4. Step 4: Simplify right side
    130,800.63x = 11,920,291,860.18
  5. Step 5: Solve for x
    x = 11,920,291,860.18/130,800.63
  6. Step 6: Final answer
    x = 91,133.29

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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.