Home / 254,590.80-381,886.20-166,017.30

Finding the Fourth Proportional to 254,590.80, 381,886.20 and 166,017.30

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Solution

The fourth proportional to 254,590.80, 381,886.20 and 166,017.30 is: 249,025.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,590.80 : 381,886.20 = 166,017.30 : x
  2. Step 2: Convert to fraction form
    254,590.80/381,886.20 = 166,017.30/x
  3. Step 3: Cross multiply
    254,590.80x = 381,886.20 × 166,017.30
  4. Step 4: Simplify right side
    254,590.80x = 63,399,715,831.26
  5. Step 5: Solve for x
    x = 63,399,715,831.26/254,590.80
  6. Step 6: Final answer
    x = 249,025.95

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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.