Home / 353,423.38-530,184.35-113,544.56

Finding the Fourth Proportional to 353,423.38, 530,184.35 and 113,544.56

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Solution

The fourth proportional to 353,423.38, 530,184.35 and 113,544.56 is: 170,332.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,423.38 : 530,184.35 = 113,544.56 : x
  2. Step 2: Convert to fraction form
    353,423.38/530,184.35 = 113,544.56/x
  3. Step 3: Cross multiply
    353,423.38x = 530,184.35 × 113,544.56
  4. Step 4: Simplify right side
    353,423.38x = 60,199,549,497.37
  5. Step 5: Solve for x
    x = 60,199,549,497.37/353,423.38
  6. Step 6: Final answer
    x = 170,332.68

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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.