Home / 121,425.34-182,094.27-51,310.12

Finding the Fourth Proportional to 121,425.34, 182,094.27 and 51,310.12

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Solution

The fourth proportional to 121,425.34, 182,094.27 and 51,310.12 is: 76,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,425.34 : 182,094.27 = 51,310.12 : x
  2. Step 2: Convert to fraction form
    121,425.34/182,094.27 = 51,310.12/x
  3. Step 3: Cross multiply
    121,425.34x = 182,094.27 × 51,310.12
  4. Step 4: Simplify right side
    121,425.34x = 9,343,278,845.01
  5. Step 5: Solve for x
    x = 9,343,278,845.01/121,425.34
  6. Step 6: Final answer
    x = 76,946.70

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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.