Home / 165,798.55-248,673.53-81,536.07

Finding the Fourth Proportional to 165,798.55, 248,673.53 and 81,536.07

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Solution

The fourth proportional to 165,798.55, 248,673.53 and 81,536.07 is: 122,292.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798.55 : 248,673.53 = 81,536.07 : x
  2. Step 2: Convert to fraction form
    165,798.55/248,673.53 = 81,536.07/x
  3. Step 3: Cross multiply
    165,798.55x = 248,673.53 × 81,536.07
  4. Step 4: Simplify right side
    165,798.55x = 20,275,862,349.23
  5. Step 5: Solve for x
    x = 20,275,862,349.23/165,798.55
  6. Step 6: Final answer
    x = 122,292.16

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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.