Home / 124,528.20-186,792.30-35,784.60

Finding the Fourth Proportional to 124,528.20, 186,792.30 and 35,784.60

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Solution

The fourth proportional to 124,528.20, 186,792.30 and 35,784.60 is: 53,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,528.20 : 186,792.30 = 35,784.60 : x
  2. Step 2: Convert to fraction form
    124,528.20/186,792.30 = 35,784.60/x
  3. Step 3: Cross multiply
    124,528.20x = 186,792.30 × 35,784.60
  4. Step 4: Simplify right side
    124,528.20x = 6,684,287,738.58
  5. Step 5: Solve for x
    x = 6,684,287,738.58/124,528.20
  6. Step 6: Final answer
    x = 53,676.90

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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.