Home / 113,635.25-156,817.73-62,649.84

Finding the Fourth Proportional to 113,635.25, 156,817.73 and 62,649.84

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Solution

The fourth proportional to 113,635.25, 156,817.73 and 62,649.84 is: 86,457.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,635.25 : 156,817.73 = 62,649.84 : x
  2. Step 2: Convert to fraction form
    113,635.25/156,817.73 = 62,649.84/x
  3. Step 3: Cross multiply
    113,635.25x = 156,817.73 × 62,649.84
  4. Step 4: Simplify right side
    113,635.25x = 9,824,605,380.41
  5. Step 5: Solve for x
    x = 9,824,605,380.41/113,635.25
  6. Step 6: Final answer
    x = 86,457.38

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1.5x scale

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.