Home / 124,550.29-186,855.08-40,310.45

Finding the Fourth Proportional to 124,550.29, 186,855.08 and 40,310.45

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Solution

The fourth proportional to 124,550.29, 186,855.08 and 40,310.45 is: 60,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,550.29 : 186,855.08 = 40,310.45 : x
  2. Step 2: Convert to fraction form
    124,550.29/186,855.08 = 40,310.45/x
  3. Step 3: Cross multiply
    124,550.29x = 186,855.08 × 40,310.45
  4. Step 4: Simplify right side
    124,550.29x = 7,532,213,009.90
  5. Step 5: Solve for x
    x = 7,532,213,009.90/124,550.29
  6. Step 6: Final answer
    x = 60,475.27

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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.