Home / 84,334.37-126,502.76-36,939.65

Finding the Fourth Proportional to 84,334.37, 126,502.76 and 36,939.65

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Solution

The fourth proportional to 84,334.37, 126,502.76 and 36,939.65 is: 55,410.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,334.37 : 126,502.76 = 36,939.65 : x
  2. Step 2: Convert to fraction form
    84,334.37/126,502.76 = 36,939.65/x
  3. Step 3: Cross multiply
    84,334.37x = 126,502.76 × 36,939.65
  4. Step 4: Simplify right side
    84,334.37x = 4,672,967,138.27
  5. Step 5: Solve for x
    x = 4,672,967,138.27/84,334.37
  6. Step 6: Final answer
    x = 55,410.00

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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.