Home / 176,067.20-264,112.96-70,886.40

Finding the Fourth Proportional to 176,067.20, 264,112.96 and 70,886.40

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Solution

The fourth proportional to 176,067.20, 264,112.96 and 70,886.40 is: 106,334.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,067.20 : 264,112.96 = 70,886.40 : x
  2. Step 2: Convert to fraction form
    176,067.20/264,112.96 = 70,886.40/x
  3. Step 3: Cross multiply
    176,067.20x = 264,112.96 × 70,886.40
  4. Step 4: Simplify right side
    176,067.20x = 18,722,016,927.74
  5. Step 5: Solve for x
    x = 18,722,016,927.74/176,067.20
  6. Step 6: Final answer
    x = 106,334.50

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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.