Home / 107,629.86-161,450.87-32,752.45

Finding the Fourth Proportional to 107,629.86, 161,450.87 and 32,752.45

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Solution

The fourth proportional to 107,629.86, 161,450.87 and 32,752.45 is: 49,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,629.86 : 161,450.87 = 32,752.45 : x
  2. Step 2: Convert to fraction form
    107,629.86/161,450.87 = 32,752.45/x
  3. Step 3: Cross multiply
    107,629.86x = 161,450.87 × 32,752.45
  4. Step 4: Simplify right side
    107,629.86x = 5,287,911,547.13
  5. Step 5: Solve for x
    x = 5,287,911,547.13/107,629.86
  6. Step 6: Final answer
    x = 49,130.53

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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.