Home / 124,161.12-186,237.60-39,921.12

Finding the Fourth Proportional to 124,161.12, 186,237.60 and 39,921.12

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Solution

The fourth proportional to 124,161.12, 186,237.60 and 39,921.12 is: 59,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,161.12 : 186,237.60 = 39,921.12 : x
  2. Step 2: Convert to fraction form
    124,161.12/186,237.60 = 39,921.12/x
  3. Step 3: Cross multiply
    124,161.12x = 186,237.60 × 39,921.12
  4. Step 4: Simplify right side
    124,161.12x = 7,434,813,578.11
  5. Step 5: Solve for x
    x = 7,434,813,578.11/124,161.12
  6. Step 6: Final answer
    x = 59,880.37

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1.5x scale

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.