Home / 131,653.53-197,590.89-56,830.20

Finding the Fourth Proportional to 131,653.53, 197,590.89 and 56,830.20

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Solution

The fourth proportional to 131,653.53, 197,590.89 and 56,830.20 is: 85,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,653.53 : 197,590.89 = 56,830.20 : x
  2. Step 2: Convert to fraction form
    131,653.53/197,590.89 = 56,830.20/x
  3. Step 3: Cross multiply
    131,653.53x = 197,590.89 × 56,830.20
  4. Step 4: Simplify right side
    131,653.53x = 11,229,129,796.88
  5. Step 5: Solve for x
    x = 11,229,129,796.88/131,653.53
  6. Step 6: Final answer
    x = 85,293.04

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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.