Home / 354,263.05-531,498.12-114,371.35

Finding the Fourth Proportional to 354,263.05, 531,498.12 and 114,371.35

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Solution

The fourth proportional to 354,263.05, 531,498.12 and 114,371.35 is: 171,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,263.05 : 531,498.12 = 114,371.35 : x
  2. Step 2: Convert to fraction form
    354,263.05/531,498.12 = 114,371.35/x
  3. Step 3: Cross multiply
    354,263.05x = 531,498.12 × 114,371.35
  4. Step 4: Simplify right side
    354,263.05x = 60,788,157,506.86
  5. Step 5: Solve for x
    x = 60,788,157,506.86/354,263.05
  6. Step 6: Final answer
    x = 171,590.45

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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.