Home / 178,354.35-245,998.60-113,867.92

Finding the Fourth Proportional to 178,354.35, 245,998.60 and 113,867.92

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Solution

The fourth proportional to 178,354.35, 245,998.60 and 113,867.92 is: 157,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,354.35 : 245,998.60 = 113,867.92 : x
  2. Step 2: Convert to fraction form
    178,354.35/245,998.60 = 113,867.92/x
  3. Step 3: Cross multiply
    178,354.35x = 245,998.60 × 113,867.92
  4. Step 4: Simplify right side
    178,354.35x = 28,011,348,927.74
  5. Step 5: Solve for x
    x = 28,011,348,927.74/178,354.35
  6. Step 6: Final answer
    x = 157,054.48

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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.