Home / 103,290.69-155,001.58-44,126.81

Finding the Fourth Proportional to 103,290.69, 155,001.58 and 44,126.81

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Solution

The fourth proportional to 103,290.69, 155,001.58 and 44,126.81 is: 66,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,290.69 : 155,001.58 = 44,126.81 : x
  2. Step 2: Convert to fraction form
    103,290.69/155,001.58 = 44,126.81/x
  3. Step 3: Cross multiply
    103,290.69x = 155,001.58 × 44,126.81
  4. Step 4: Simplify right side
    103,290.69x = 6,839,724,274.72
  5. Step 5: Solve for x
    x = 6,839,724,274.72/103,290.69
  6. Step 6: Final answer
    x = 66,218.21

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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.