Home / 226,392.48-312,401.22-124,416.72

Finding the Fourth Proportional to 226,392.48, 312,401.22 and 124,416.72

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Solution

The fourth proportional to 226,392.48, 312,401.22 and 124,416.72 is: 171,683.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,392.48 : 312,401.22 = 124,416.72 : x
  2. Step 2: Convert to fraction form
    226,392.48/312,401.22 = 124,416.72/x
  3. Step 3: Cross multiply
    226,392.48x = 312,401.22 × 124,416.72
  4. Step 4: Simplify right side
    226,392.48x = 38,867,935,116.40
  5. Step 5: Solve for x
    x = 38,867,935,116.40/226,392.48
  6. Step 6: Final answer
    x = 171,683.86

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1.5x scale

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.