Home / 107,430.90-161,148.06-32,551.80

Finding the Fourth Proportional to 107,430.90, 161,148.06 and 32,551.80

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Solution

The fourth proportional to 107,430.90, 161,148.06 and 32,551.80 is: 48,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,430.90 : 161,148.06 = 32,551.80 : x
  2. Step 2: Convert to fraction form
    107,430.90/161,148.06 = 32,551.80/x
  3. Step 3: Cross multiply
    107,430.90x = 161,148.06 × 32,551.80
  4. Step 4: Simplify right side
    107,430.90x = 5,245,659,419.51
  5. Step 5: Solve for x
    x = 5,245,659,419.51/107,430.90
  6. Step 6: Final answer
    x = 48,828.22

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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.