Home / 186,664.04-280,010.09-53,543.24

Finding the Fourth Proportional to 186,664.04, 280,010.09 and 53,543.24

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Solution

The fourth proportional to 186,664.04, 280,010.09 and 53,543.24 is: 80,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,664.04 : 280,010.09 = 53,543.24 : x
  2. Step 2: Convert to fraction form
    186,664.04/280,010.09 = 53,543.24/x
  3. Step 3: Cross multiply
    186,664.04x = 280,010.09 × 53,543.24
  4. Step 4: Simplify right side
    186,664.04x = 14,992,646,185.10
  5. Step 5: Solve for x
    x = 14,992,646,185.10/186,664.04
  6. Step 6: Final answer
    x = 80,318.88

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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.