Home / 124,451.40-186,643.62-45,566.04

Finding the Fourth Proportional to 124,451.40, 186,643.62 and 45,566.04

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Solution

The fourth proportional to 124,451.40, 186,643.62 and 45,566.04 is: 68,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,451.40 : 186,643.62 = 45,566.04 : x
  2. Step 2: Convert to fraction form
    124,451.40/186,643.62 = 45,566.04/x
  3. Step 3: Cross multiply
    124,451.40x = 186,643.62 × 45,566.04
  4. Step 4: Simplify right side
    124,451.40x = 8,504,610,654.66
  5. Step 5: Solve for x
    x = 8,504,610,654.66/124,451.40
  6. Step 6: Final answer
    x = 68,336.80

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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.