Home / 133,079.22-183,327.84-113,897.43

Finding the Fourth Proportional to 133,079.22, 183,327.84 and 113,897.43

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Solution

The fourth proportional to 133,079.22, 183,327.84 and 113,897.43 is: 156,903.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,079.22 : 183,327.84 = 113,897.43 : x
  2. Step 2: Convert to fraction form
    133,079.22/183,327.84 = 113,897.43/x
  3. Step 3: Cross multiply
    133,079.22x = 183,327.84 × 113,897.43
  4. Step 4: Simplify right side
    133,079.22x = 20,880,569,823.45
  5. Step 5: Solve for x
    x = 20,880,569,823.45/133,079.22
  6. Step 6: Final answer
    x = 156,903.31

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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.