Home / 124,530.30-186,795.45-114,032.70

Finding the Fourth Proportional to 124,530.30, 186,795.45 and 114,032.70

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Solution

The fourth proportional to 124,530.30, 186,795.45 and 114,032.70 is: 171,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,530.30 : 186,795.45 = 114,032.70 : x
  2. Step 2: Convert to fraction form
    124,530.30/186,795.45 = 114,032.70/x
  3. Step 3: Cross multiply
    124,530.30x = 186,795.45 × 114,032.70
  4. Step 4: Simplify right side
    124,530.30x = 21,300,789,511.22
  5. Step 5: Solve for x
    x = 21,300,789,511.22/124,530.30
  6. Step 6: Final answer
    x = 171,049.05

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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.