Home / 140,519.02-193,899.93-83,160.85

Finding the Fourth Proportional to 140,519.02, 193,899.93 and 83,160.85

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Solution

The fourth proportional to 140,519.02, 193,899.93 and 83,160.85 is: 114,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,519.02 : 193,899.93 = 83,160.85 : x
  2. Step 2: Convert to fraction form
    140,519.02/193,899.93 = 83,160.85/x
  3. Step 3: Cross multiply
    140,519.02x = 193,899.93 × 83,160.85
  4. Step 4: Simplify right side
    140,519.02x = 16,124,882,405.27
  5. Step 5: Solve for x
    x = 16,124,882,405.27/140,519.02
  6. Step 6: Final answer
    x = 114,752.31

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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.