Home / 124,214.88-186,322.38-39,975.03

Finding the Fourth Proportional to 124,214.88, 186,322.38 and 39,975.03

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Solution

The fourth proportional to 124,214.88, 186,322.38 and 39,975.03 is: 59,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,214.88 : 186,322.38 = 39,975.03 : x
  2. Step 2: Convert to fraction form
    124,214.88/186,322.38 = 39,975.03/x
  3. Step 3: Cross multiply
    124,214.88x = 186,322.38 × 39,975.03
  4. Step 4: Simplify right side
    124,214.88x = 7,448,243,096.04
  5. Step 5: Solve for x
    x = 7,448,243,096.04/124,214.88
  6. Step 6: Final answer
    x = 59,962.57

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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.