Home / 106,743.02-160,108.75-54,151.13

Finding the Fourth Proportional to 106,743.02, 160,108.75 and 54,151.13

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Solution

The fourth proportional to 106,743.02, 160,108.75 and 54,151.13 is: 81,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,743.02 : 160,108.75 = 54,151.13 : x
  2. Step 2: Convert to fraction form
    106,743.02/160,108.75 = 54,151.13/x
  3. Step 3: Cross multiply
    106,743.02x = 160,108.75 × 54,151.13
  4. Step 4: Simplify right side
    106,743.02x = 8,670,070,203.35
  5. Step 5: Solve for x
    x = 8,670,070,203.35/106,743.02
  6. Step 6: Final answer
    x = 81,223.77

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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.