Home / 124,461.44-171,752.21-67,871.60

Finding the Fourth Proportional to 124,461.44, 171,752.21 and 67,871.60

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Solution

The fourth proportional to 124,461.44, 171,752.21 and 67,871.60 is: 93,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,461.44 : 171,752.21 = 67,871.60 : x
  2. Step 2: Convert to fraction form
    124,461.44/171,752.21 = 67,871.60/x
  3. Step 3: Cross multiply
    124,461.44x = 171,752.21 × 67,871.60
  4. Step 4: Simplify right side
    124,461.44x = 11,657,097,296.24
  5. Step 5: Solve for x
    x = 11,657,097,296.24/124,461.44
  6. Step 6: Final answer
    x = 93,660.31

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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.