Home / 356,540.64-534,865.68-116,579.04

Finding the Fourth Proportional to 356,540.64, 534,865.68 and 116,579.04

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Solution

The fourth proportional to 356,540.64, 534,865.68 and 116,579.04 is: 174,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,540.64 : 534,865.68 = 116,579.04 : x
  2. Step 2: Convert to fraction form
    356,540.64/534,865.68 = 116,579.04/x
  3. Step 3: Cross multiply
    356,540.64x = 534,865.68 × 116,579.04
  4. Step 4: Simplify right side
    356,540.64x = 62,354,127,503.35
  5. Step 5: Solve for x
    x = 62,354,127,503.35/356,540.64
  6. Step 6: Final answer
    x = 174,886.45

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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.