Home / 234,511.74-351,681.39-80,594.02

Finding the Fourth Proportional to 234,511.74, 351,681.39 and 80,594.02

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Solution

The fourth proportional to 234,511.74, 351,681.39 and 80,594.02 is: 120,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,511.74 : 351,681.39 = 80,594.02 : x
  2. Step 2: Convert to fraction form
    234,511.74/351,681.39 = 80,594.02/x
  3. Step 3: Cross multiply
    234,511.74x = 351,681.39 × 80,594.02
  4. Step 4: Simplify right side
    234,511.74x = 28,343,417,418.89
  5. Step 5: Solve for x
    x = 28,343,417,418.89/234,511.74
  6. Step 6: Final answer
    x = 120,861.40

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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.