Home / 152,813.81-229,233.38-47,632.79

Finding the Fourth Proportional to 152,813.81, 229,233.38 and 47,632.79

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Solution

The fourth proportional to 152,813.81, 229,233.38 and 47,632.79 is: 71,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,813.81 : 229,233.38 = 47,632.79 : x
  2. Step 2: Convert to fraction form
    152,813.81/229,233.38 = 47,632.79/x
  3. Step 3: Cross multiply
    152,813.81x = 229,233.38 × 47,632.79
  4. Step 4: Simplify right side
    152,813.81x = 10,919,025,785.45
  5. Step 5: Solve for x
    x = 10,919,025,785.45/152,813.81
  6. Step 6: Final answer
    x = 71,453.13

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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.