Home / 43,060.07-64,590.09-11,895.32

Finding the Fourth Proportional to 43,060.07, 64,590.09 and 11,895.32

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Solution

The fourth proportional to 43,060.07, 64,590.09 and 11,895.32 is: 17,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,060.07 : 64,590.09 = 11,895.32 : x
  2. Step 2: Convert to fraction form
    43,060.07/64,590.09 = 11,895.32/x
  3. Step 3: Cross multiply
    43,060.07x = 64,590.09 × 11,895.32
  4. Step 4: Simplify right side
    43,060.07x = 768,319,789.38
  5. Step 5: Solve for x
    x = 768,319,789.38/43,060.07
  6. Step 6: Final answer
    x = 17,842.98

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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.