Home / 124,296.12-186,460.38-45,447.48

Finding the Fourth Proportional to 124,296.12, 186,460.38 and 45,447.48

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Solution

The fourth proportional to 124,296.12, 186,460.38 and 45,447.48 is: 68,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,296.12 : 186,460.38 = 45,447.48 : x
  2. Step 2: Convert to fraction form
    124,296.12/186,460.38 = 45,447.48/x
  3. Step 3: Cross multiply
    124,296.12x = 186,460.38 × 45,447.48
  4. Step 4: Simplify right side
    124,296.12x = 8,474,154,390.84
  5. Step 5: Solve for x
    x = 8,474,154,390.84/124,296.12
  6. Step 6: Final answer
    x = 68,177.14

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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.