Home / 166,437.24-229,803.66-102,862.20

Finding the Fourth Proportional to 166,437.24, 229,803.66 and 102,862.20

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Solution

The fourth proportional to 166,437.24, 229,803.66 and 102,862.20 is: 142,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,437.24 : 229,803.66 = 102,862.20 : x
  2. Step 2: Convert to fraction form
    166,437.24/229,803.66 = 102,862.20/x
  3. Step 3: Cross multiply
    166,437.24x = 229,803.66 × 102,862.20
  4. Step 4: Simplify right side
    166,437.24x = 23,638,110,035.65
  5. Step 5: Solve for x
    x = 23,638,110,035.65/166,437.24
  6. Step 6: Final answer
    x = 142,024.16

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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.