Home / 157,786.91-236,682.45-52,605.92

Finding the Fourth Proportional to 157,786.91, 236,682.45 and 52,605.92

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Solution

The fourth proportional to 157,786.91, 236,682.45 and 52,605.92 is: 78,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,786.91 : 236,682.45 = 52,605.92 : x
  2. Step 2: Convert to fraction form
    157,786.91/236,682.45 = 52,605.92/x
  3. Step 3: Cross multiply
    157,786.91x = 236,682.45 × 52,605.92
  4. Step 4: Simplify right side
    157,786.91x = 12,450,896,846.69
  5. Step 5: Solve for x
    x = 12,450,896,846.69/157,786.91
  6. Step 6: Final answer
    x = 78,909.57

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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.