Home / 175,853.60-263,780.40-51,207.20

Finding the Fourth Proportional to 175,853.60, 263,780.40 and 51,207.20

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Solution

The fourth proportional to 175,853.60, 263,780.40 and 51,207.20 is: 76,810.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,853.60 : 263,780.40 = 51,207.20 : x
  2. Step 2: Convert to fraction form
    175,853.60/263,780.40 = 51,207.20/x
  3. Step 3: Cross multiply
    175,853.60x = 263,780.40 × 51,207.20
  4. Step 4: Simplify right side
    175,853.60x = 13,507,455,698.88
  5. Step 5: Solve for x
    x = 13,507,455,698.88/175,853.60
  6. Step 6: Final answer
    x = 76,810.80

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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.