Home / 255,783.17-352,983.02-141,066.36

Finding the Fourth Proportional to 255,783.17, 352,983.02 and 141,066.36

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Solution

The fourth proportional to 255,783.17, 352,983.02 and 141,066.36 is: 194,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,783.17 : 352,983.02 = 141,066.36 : x
  2. Step 2: Convert to fraction form
    255,783.17/352,983.02 = 141,066.36/x
  3. Step 3: Cross multiply
    255,783.17x = 352,983.02 × 141,066.36
  4. Step 4: Simplify right side
    255,783.17x = 49,794,029,067.88
  5. Step 5: Solve for x
    x = 49,794,029,067.88/255,783.17
  6. Step 6: Final answer
    x = 194,672.82

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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.