Home / 103,632.47-155,448.75-37,068.62

Finding the Fourth Proportional to 103,632.47, 155,448.75 and 37,068.62

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Solution

The fourth proportional to 103,632.47, 155,448.75 and 37,068.62 is: 55,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632.47 : 155,448.75 = 37,068.62 : x
  2. Step 2: Convert to fraction form
    103,632.47/155,448.75 = 37,068.62/x
  3. Step 3: Cross multiply
    103,632.47x = 155,448.75 × 37,068.62
  4. Step 4: Simplify right side
    103,632.47x = 5,762,269,865.98
  5. Step 5: Solve for x
    x = 5,762,269,865.98/103,632.47
  6. Step 6: Final answer
    x = 55,602.94

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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.