Home / 124,200.63-186,176.37-57,687.47

Finding the Fourth Proportional to 124,200.63, 186,176.37 and 57,687.47

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Solution

The fourth proportional to 124,200.63, 186,176.37 and 57,687.47 is: 86,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,200.63 : 186,176.37 = 57,687.47 : x
  2. Step 2: Convert to fraction form
    124,200.63/186,176.37 = 57,687.47/x
  3. Step 3: Cross multiply
    124,200.63x = 186,176.37 × 57,687.47
  4. Step 4: Simplify right side
    124,200.63x = 10,740,043,742.69
  5. Step 5: Solve for x
    x = 10,740,043,742.69/124,200.63
  6. Step 6: Final answer
    x = 86,473.34

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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.