Home / 314,134.20-433,514.93-178,173.68

Finding the Fourth Proportional to 314,134.20, 433,514.93 and 178,173.68

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Solution

The fourth proportional to 314,134.20, 433,514.93 and 178,173.68 is: 245,885.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,134.20 : 433,514.93 = 178,173.68 : x
  2. Step 2: Convert to fraction form
    314,134.20/433,514.93 = 178,173.68/x
  3. Step 3: Cross multiply
    314,134.20x = 433,514.93 × 178,173.68
  4. Step 4: Simplify right side
    314,134.20x = 77,240,947,354.60
  5. Step 5: Solve for x
    x = 77,240,947,354.60/314,134.20
  6. Step 6: Final answer
    x = 245,885.19

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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.