Home / 107,412.48-161,192.67-37,291.80

Finding the Fourth Proportional to 107,412.48, 161,192.67 and 37,291.80

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Solution

The fourth proportional to 107,412.48, 161,192.67 and 37,291.80 is: 55,963.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,412.48 : 161,192.67 = 37,291.80 : x
  2. Step 2: Convert to fraction form
    107,412.48/161,192.67 = 37,291.80/x
  3. Step 3: Cross multiply
    107,412.48x = 161,192.67 × 37,291.80
  4. Step 4: Simplify right side
    107,412.48x = 6,011,164,811.11
  5. Step 5: Solve for x
    x = 6,011,164,811.11/107,412.48
  6. Step 6: Final answer
    x = 55,963.37

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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.