Home / 86,933.20-130,302.60-37,004.80

Finding the Fourth Proportional to 86,933.20, 130,302.60 and 37,004.80

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Solution

The fourth proportional to 86,933.20, 130,302.60 and 37,004.80 is: 55,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,933.20 : 130,302.60 = 37,004.80 : x
  2. Step 2: Convert to fraction form
    86,933.20/130,302.60 = 37,004.80/x
  3. Step 3: Cross multiply
    86,933.20x = 130,302.60 × 37,004.80
  4. Step 4: Simplify right side
    86,933.20x = 4,821,821,652.48
  5. Step 5: Solve for x
    x = 4,821,821,652.48/86,933.20
  6. Step 6: Final answer
    x = 55,465.82

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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.