Home / 237,618.20-356,506.86-77,701.50

Finding the Fourth Proportional to 237,618.20, 356,506.86 and 77,701.50

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Solution

The fourth proportional to 237,618.20, 356,506.86 and 77,701.50 is: 116,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,618.20 : 356,506.86 = 77,701.50 : x
  2. Step 2: Convert to fraction form
    237,618.20/356,506.86 = 77,701.50/x
  3. Step 3: Cross multiply
    237,618.20x = 356,506.86 × 77,701.50
  4. Step 4: Simplify right side
    237,618.20x = 27,701,117,782.29
  5. Step 5: Solve for x
    x = 27,701,117,782.29/237,618.20
  6. Step 6: Final answer
    x = 116,578.27

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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.