Home / 353,988.94-530,627.90-113,926.43

Finding the Fourth Proportional to 353,988.94, 530,627.90 and 113,926.43

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Solution

The fourth proportional to 353,988.94, 530,627.90 and 113,926.43 is: 170,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,988.94 : 530,627.90 = 113,926.43 : x
  2. Step 2: Convert to fraction form
    353,988.94/530,627.90 = 113,926.43/x
  3. Step 3: Cross multiply
    353,988.94x = 530,627.90 × 113,926.43
  4. Step 4: Simplify right side
    353,988.94x = 60,452,542,423.67
  5. Step 5: Solve for x
    x = 60,452,542,423.67/353,988.94
  6. Step 6: Final answer
    x = 170,775.23

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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.