Home / 176,810.90-243,831.26-136,460.75

Finding the Fourth Proportional to 176,810.90, 243,831.26 and 136,460.75

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Solution

The fourth proportional to 176,810.90, 243,831.26 and 136,460.75 is: 188,186.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,810.90 : 243,831.26 = 136,460.75 : x
  2. Step 2: Convert to fraction form
    176,810.90/243,831.26 = 136,460.75/x
  3. Step 3: Cross multiply
    176,810.90x = 243,831.26 × 136,460.75
  4. Step 4: Simplify right side
    176,810.90x = 33,273,395,735.04
  5. Step 5: Solve for x
    x = 33,273,395,735.04/176,810.90
  6. Step 6: Final answer
    x = 188,186.34

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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.