Home / 162,540.15-224,207.32-107,349.81

Finding the Fourth Proportional to 162,540.15, 224,207.32 and 107,349.81

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Solution

The fourth proportional to 162,540.15, 224,207.32 and 107,349.81 is: 148,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,540.15 : 224,207.32 = 107,349.81 : x
  2. Step 2: Convert to fraction form
    162,540.15/224,207.32 = 107,349.81/x
  3. Step 3: Cross multiply
    162,540.15x = 224,207.32 × 107,349.81
  4. Step 4: Simplify right side
    162,540.15x = 24,068,611,544.82
  5. Step 5: Solve for x
    x = 24,068,611,544.82/162,540.15
  6. Step 6: Final answer
    x = 148,077.95

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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.