Home / 156,986.49-235,542.62-57,153.59

Finding the Fourth Proportional to 156,986.49, 235,542.62 and 57,153.59

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Solution

The fourth proportional to 156,986.49, 235,542.62 and 57,153.59 is: 85,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,986.49 : 235,542.62 = 57,153.59 : x
  2. Step 2: Convert to fraction form
    156,986.49/235,542.62 = 57,153.59/x
  3. Step 3: Cross multiply
    156,986.49x = 235,542.62 × 57,153.59
  4. Step 4: Simplify right side
    156,986.49x = 13,462,106,331.01
  5. Step 5: Solve for x
    x = 13,462,106,331.01/156,986.49
  6. Step 6: Final answer
    x = 85,753.28

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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.