Home / 346,878.61-520,207.18-110,165.92

Finding the Fourth Proportional to 346,878.61, 520,207.18 and 110,165.92

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Solution

The fourth proportional to 346,878.61, 520,207.18 and 110,165.92 is: 165,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,878.61 : 520,207.18 = 110,165.92 : x
  2. Step 2: Convert to fraction form
    346,878.61/520,207.18 = 110,165.92/x
  3. Step 3: Cross multiply
    346,878.61x = 520,207.18 × 110,165.92
  4. Step 4: Simplify right side
    346,878.61x = 57,309,100,999.37
  5. Step 5: Solve for x
    x = 57,309,100,999.37/346,878.61
  6. Step 6: Final answer
    x = 165,213.71

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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.