Home / 84,520.98-126,817.02-37,111.68

Finding the Fourth Proportional to 84,520.98, 126,817.02 and 37,111.68

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Solution

The fourth proportional to 84,520.98, 126,817.02 and 37,111.68 is: 55,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,520.98 : 126,817.02 = 37,111.68 : x
  2. Step 2: Convert to fraction form
    84,520.98/126,817.02 = 37,111.68/x
  3. Step 3: Cross multiply
    84,520.98x = 126,817.02 × 37,111.68
  4. Step 4: Simplify right side
    84,520.98x = 4,706,392,664.79
  5. Step 5: Solve for x
    x = 4,706,392,664.79/84,520.98
  6. Step 6: Final answer
    x = 55,683.13

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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.