Home / 105,207.48-145,180.44-59,896.50

Finding the Fourth Proportional to 105,207.48, 145,180.44 and 59,896.50

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Solution

The fourth proportional to 105,207.48, 145,180.44 and 59,896.50 is: 82,653.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,207.48 : 145,180.44 = 59,896.50 : x
  2. Step 2: Convert to fraction form
    105,207.48/145,180.44 = 59,896.50/x
  3. Step 3: Cross multiply
    105,207.48x = 145,180.44 × 59,896.50
  4. Step 4: Simplify right side
    105,207.48x = 8,695,800,224.46
  5. Step 5: Solve for x
    x = 8,695,800,224.46/105,207.48
  6. Step 6: Final answer
    x = 82,653.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.