Home / 105,215.91-157,857.48-37,702.36

Finding the Fourth Proportional to 105,215.91, 157,857.48 and 37,702.36

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Solution

The fourth proportional to 105,215.91, 157,857.48 and 37,702.36 is: 56,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,215.91 : 157,857.48 = 37,702.36 : x
  2. Step 2: Convert to fraction form
    105,215.91/157,857.48 = 37,702.36/x
  3. Step 3: Cross multiply
    105,215.91x = 157,857.48 × 37,702.36
  4. Step 4: Simplify right side
    105,215.91x = 5,951,599,539.65
  5. Step 5: Solve for x
    x = 5,951,599,539.65/105,215.91
  6. Step 6: Final answer
    x = 56,565.59

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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.