Home / 43,590.96-65,360.12-19,570.88

Finding the Fourth Proportional to 43,590.96, 65,360.12 and 19,570.88

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Solution

The fourth proportional to 43,590.96, 65,360.12 and 19,570.88 is: 29,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,590.96 : 65,360.12 = 19,570.88 : x
  2. Step 2: Convert to fraction form
    43,590.96/65,360.12 = 19,570.88/x
  3. Step 3: Cross multiply
    43,590.96x = 65,360.12 × 19,570.88
  4. Step 4: Simplify right side
    43,590.96x = 1,279,155,130.85
  5. Step 5: Solve for x
    x = 1,279,155,130.85/43,590.96
  6. Step 6: Final answer
    x = 29,344.50

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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.