Home / 124,351.08-186,563.07-40,109.55

Finding the Fourth Proportional to 124,351.08, 186,563.07 and 40,109.55

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Solution

The fourth proportional to 124,351.08, 186,563.07 and 40,109.55 is: 60,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,351.08 : 186,563.07 = 40,109.55 : x
  2. Step 2: Convert to fraction form
    124,351.08/186,563.07 = 40,109.55/x
  3. Step 3: Cross multiply
    124,351.08x = 186,563.07 × 40,109.55
  4. Step 4: Simplify right side
    124,351.08x = 7,482,960,784.32
  5. Step 5: Solve for x
    x = 7,482,960,784.32/124,351.08
  6. Step 6: Final answer
    x = 60,176.08

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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.