Home / 226,541.40-312,635.15-124,574.59

Finding the Fourth Proportional to 226,541.40, 312,635.15 and 124,574.59

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Solution

The fourth proportional to 226,541.40, 312,635.15 and 124,574.59 is: 171,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,541.40 : 312,635.15 = 124,574.59 : x
  2. Step 2: Convert to fraction form
    226,541.40/312,635.15 = 124,574.59/x
  3. Step 3: Cross multiply
    226,541.40x = 312,635.15 × 124,574.59
  4. Step 4: Simplify right side
    226,541.40x = 38,946,395,630.84
  5. Step 5: Solve for x
    x = 38,946,395,630.84/226,541.40
  6. Step 6: Final answer
    x = 171,917.34

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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.