Home / 106,159.02-146,495.79-58,407.90

Finding the Fourth Proportional to 106,159.02, 146,495.79 and 58,407.90

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Solution

The fourth proportional to 106,159.02, 146,495.79 and 58,407.90 is: 80,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,159.02 : 146,495.79 = 58,407.90 : x
  2. Step 2: Convert to fraction form
    106,159.02/146,495.79 = 58,407.90/x
  3. Step 3: Cross multiply
    106,159.02x = 146,495.79 × 58,407.90
  4. Step 4: Simplify right side
    106,159.02x = 8,556,511,452.74
  5. Step 5: Solve for x
    x = 8,556,511,452.74/106,159.02
  6. Step 6: Final answer
    x = 80,600.89

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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.