Home / 103,632.60-155,487.30-41,347.80

Finding the Fourth Proportional to 103,632.60, 155,487.30 and 41,347.80

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Solution

The fourth proportional to 103,632.60, 155,487.30 and 41,347.80 is: 62,037.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.60 : 155,487.30 = 41,347.80 : x
  2. Step 2: Convert to fraction form
    103,632.60/155,487.30 = 41,347.80/x
  3. Step 3: Cross multiply
    103,632.60x = 155,487.30 × 41,347.80
  4. Step 4: Simplify right side
    103,632.60x = 6,429,057,782.94
  5. Step 5: Solve for x
    x = 6,429,057,782.94/103,632.60
  6. Step 6: Final answer
    x = 62,037.02

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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.