Home / 153,327.65-230,020.70-53,516.34

Finding the Fourth Proportional to 153,327.65, 230,020.70 and 53,516.34

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Solution

The fourth proportional to 153,327.65, 230,020.70 and 53,516.34 is: 80,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,327.65 : 230,020.70 = 53,516.34 : x
  2. Step 2: Convert to fraction form
    153,327.65/230,020.70 = 53,516.34/x
  3. Step 3: Cross multiply
    153,327.65x = 230,020.70 × 53,516.34
  4. Step 4: Simplify right side
    153,327.65x = 12,309,865,720.66
  5. Step 5: Solve for x
    x = 12,309,865,720.66/153,327.65
  6. Step 6: Final answer
    x = 80,284.71

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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.