Home / 154,041.74-231,082.09-52,859.51

Finding the Fourth Proportional to 154,041.74, 231,082.09 and 52,859.51

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Solution

The fourth proportional to 154,041.74, 231,082.09 and 52,859.51 is: 79,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,041.74 : 231,082.09 = 52,859.51 : x
  2. Step 2: Convert to fraction form
    154,041.74/231,082.09 = 52,859.51/x
  3. Step 3: Cross multiply
    154,041.74x = 231,082.09 × 52,859.51
  4. Step 4: Simplify right side
    154,041.74x = 12,214,885,129.69
  5. Step 5: Solve for x
    x = 12,214,885,129.69/154,041.74
  6. Step 6: Final answer
    x = 79,295.94

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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.