Home / 158,434.75-237,666.80-51,819.31

Finding the Fourth Proportional to 158,434.75, 237,666.80 and 51,819.31

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Solution

The fourth proportional to 158,434.75, 237,666.80 and 51,819.31 is: 77,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,434.75 : 237,666.80 = 51,819.31 : x
  2. Step 2: Convert to fraction form
    158,434.75/237,666.80 = 51,819.31/x
  3. Step 3: Cross multiply
    158,434.75x = 237,666.80 × 51,819.31
  4. Step 4: Simplify right side
    158,434.75x = 12,315,729,585.91
  5. Step 5: Solve for x
    x = 12,315,729,585.91/158,434.75
  6. Step 6: Final answer
    x = 77,733.76

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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.