Home / 101,312.48-151,968.77-26,432.53

Finding the Fourth Proportional to 101,312.48, 151,968.77 and 26,432.53

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Solution

The fourth proportional to 101,312.48, 151,968.77 and 26,432.53 is: 39,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,312.48 : 151,968.77 = 26,432.53 : x
  2. Step 2: Convert to fraction form
    101,312.48/151,968.77 = 26,432.53/x
  3. Step 3: Cross multiply
    101,312.48x = 151,968.77 × 26,432.53
  4. Step 4: Simplify right side
    101,312.48x = 4,016,919,072.09
  5. Step 5: Solve for x
    x = 4,016,919,072.09/101,312.48
  6. Step 6: Final answer
    x = 39,648.81

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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.