Home / 103,586.16-155,384.10-37,057.80

Finding the Fourth Proportional to 103,586.16, 155,384.10 and 37,057.80

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Solution

The fourth proportional to 103,586.16, 155,384.10 and 37,057.80 is: 55,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,586.16 : 155,384.10 = 37,057.80 : x
  2. Step 2: Convert to fraction form
    103,586.16/155,384.10 = 37,057.80/x
  3. Step 3: Cross multiply
    103,586.16x = 155,384.10 × 37,057.80
  4. Step 4: Simplify right side
    103,586.16x = 5,758,192,900.98
  5. Step 5: Solve for x
    x = 5,758,192,900.98/103,586.16
  6. Step 6: Final answer
    x = 55,588.44

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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.