Home / 130,585.68-195,602.04-108,346.32

Finding the Fourth Proportional to 130,585.68, 195,602.04 and 108,346.32

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Solution

The fourth proportional to 130,585.68, 195,602.04 and 108,346.32 is: 162,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,585.68 : 195,602.04 = 108,346.32 : x
  2. Step 2: Convert to fraction form
    130,585.68/195,602.04 = 108,346.32/x
  3. Step 3: Cross multiply
    130,585.68x = 195,602.04 × 108,346.32
  4. Step 4: Simplify right side
    130,585.68x = 21,192,761,218.49
  5. Step 5: Solve for x
    x = 21,192,761,218.49/130,585.68
  6. Step 6: Final answer
    x = 162,290.09

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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.