Home / 314,356.14-433,744.20-187,006.86

Finding the Fourth Proportional to 314,356.14, 433,744.20 and 187,006.86

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Solution

The fourth proportional to 314,356.14, 433,744.20 and 187,006.86 is: 258,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,356.14 : 433,744.20 = 187,006.86 : x
  2. Step 2: Convert to fraction form
    314,356.14/433,744.20 = 187,006.86/x
  3. Step 3: Cross multiply
    314,356.14x = 433,744.20 × 187,006.86
  4. Step 4: Simplify right side
    314,356.14x = 81,113,140,885.21
  5. Step 5: Solve for x
    x = 81,113,140,885.21/314,356.14
  6. Step 6: Final answer
    x = 258,029.45

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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.