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Finding the Fourth Proportional to 177,306.30, 265,959.45 and 83,994.30

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Solution

The fourth proportional to 177,306.30, 265,959.45 and 83,994.30 is: 125,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,306.30 : 265,959.45 = 83,994.30 : x
  2. Step 2: Convert to fraction form
    177,306.30/265,959.45 = 83,994.30/x
  3. Step 3: Cross multiply
    177,306.30x = 265,959.45 × 83,994.30
  4. Step 4: Simplify right side
    177,306.30x = 22,339,077,831.14
  5. Step 5: Solve for x
    x = 22,339,077,831.14/177,306.30
  6. Step 6: Final answer
    x = 125,991.45

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1.5x scale

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.