Home / 130,669.60-196,103.04-95,699.92

Finding the Fourth Proportional to 130,669.60, 196,103.04 and 95,699.92

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Solution

The fourth proportional to 130,669.60, 196,103.04 and 95,699.92 is: 143,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,669.60 : 196,103.04 = 95,699.92 : x
  2. Step 2: Convert to fraction form
    130,669.60/196,103.04 = 95,699.92/x
  3. Step 3: Cross multiply
    130,669.60x = 196,103.04 × 95,699.92
  4. Step 4: Simplify right side
    130,669.60x = 18,767,045,239.76
  5. Step 5: Solve for x
    x = 18,767,045,239.76/130,669.60
  6. Step 6: Final answer
    x = 143,622.12

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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.