Home / 124,317.40-186,476.10-107,404.60

Finding the Fourth Proportional to 124,317.40, 186,476.10 and 107,404.60

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Solution

The fourth proportional to 124,317.40, 186,476.10 and 107,404.60 is: 161,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,317.40 : 186,476.10 = 107,404.60 : x
  2. Step 2: Convert to fraction form
    124,317.40/186,476.10 = 107,404.60/x
  3. Step 3: Cross multiply
    124,317.40x = 186,476.10 × 107,404.60
  4. Step 4: Simplify right side
    124,317.40x = 20,028,390,930.06
  5. Step 5: Solve for x
    x = 20,028,390,930.06/124,317.40
  6. Step 6: Final answer
    x = 161,106.90

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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.