Home / 102,235.55-153,131.58-49,534.52

Finding the Fourth Proportional to 102,235.55, 153,131.58 and 49,534.52

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Solution

The fourth proportional to 102,235.55, 153,131.58 and 49,534.52 is: 74,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,235.55 : 153,131.58 = 49,534.52 : x
  2. Step 2: Convert to fraction form
    102,235.55/153,131.58 = 49,534.52/x
  3. Step 3: Cross multiply
    102,235.55x = 153,131.58 × 49,534.52
  4. Step 4: Simplify right side
    102,235.55x = 7,585,298,546.48
  5. Step 5: Solve for x
    x = 7,585,298,546.48/102,235.55
  6. Step 6: Final answer
    x = 74,194.34

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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.