Home / 158,007.12-218,053.26-94,333.02

Finding the Fourth Proportional to 158,007.12, 218,053.26 and 94,333.02

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Solution

The fourth proportional to 158,007.12, 218,053.26 and 94,333.02 is: 130,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,007.12 : 218,053.26 = 94,333.02 : x
  2. Step 2: Convert to fraction form
    158,007.12/218,053.26 = 94,333.02/x
  3. Step 3: Cross multiply
    158,007.12x = 218,053.26 × 94,333.02
  4. Step 4: Simplify right side
    158,007.12x = 20,569,622,536.65
  5. Step 5: Solve for x
    x = 20,569,622,536.65/158,007.12
  6. Step 6: Final answer
    x = 130,181.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.