Home / 186,714.20-257,662.79-101,831.27

Finding the Fourth Proportional to 186,714.20, 257,662.79 and 101,831.27

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Solution

The fourth proportional to 186,714.20, 257,662.79 and 101,831.27 is: 140,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,714.20 : 257,662.79 = 101,831.27 : x
  2. Step 2: Convert to fraction form
    186,714.20/257,662.79 = 101,831.27/x
  3. Step 3: Cross multiply
    186,714.20x = 257,662.79 × 101,831.27
  4. Step 4: Simplify right side
    186,714.20x = 26,238,127,721.84
  5. Step 5: Solve for x
    x = 26,238,127,721.84/186,714.20
  6. Step 6: Final answer
    x = 140,525.61

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1.5x scale

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.