Home / 103,582.47-155,262.08-50,161.35

Finding the Fourth Proportional to 103,582.47, 155,262.08 and 50,161.35

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Solution

The fourth proportional to 103,582.47, 155,262.08 and 50,161.35 is: 75,187.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,582.47 : 155,262.08 = 50,161.35 : x
  2. Step 2: Convert to fraction form
    103,582.47/155,262.08 = 50,161.35/x
  3. Step 3: Cross multiply
    103,582.47x = 155,262.08 × 50,161.35
  4. Step 4: Simplify right side
    103,582.47x = 7,788,155,536.61
  5. Step 5: Solve for x
    x = 7,788,155,536.61/103,582.47
  6. Step 6: Final answer
    x = 75,187.97

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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.