Home / 157,786.41-236,681.70-52,605.41

Finding the Fourth Proportional to 157,786.41, 236,681.70 and 52,605.41

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Solution

The fourth proportional to 157,786.41, 236,681.70 and 52,605.41 is: 78,908.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,786.41 : 236,681.70 = 52,605.41 : x
  2. Step 2: Convert to fraction form
    157,786.41/236,681.70 = 52,605.41/x
  3. Step 3: Cross multiply
    157,786.41x = 236,681.70 × 52,605.41
  4. Step 4: Simplify right side
    157,786.41x = 12,450,737,868.00
  5. Step 5: Solve for x
    x = 12,450,737,868.00/157,786.41
  6. Step 6: Final answer
    x = 78,908.81

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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.