Home / 176,720.36-265,105.15-56,780.92

Finding the Fourth Proportional to 176,720.36, 265,105.15 and 56,780.92

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Solution

The fourth proportional to 176,720.36, 265,105.15 and 56,780.92 is: 85,179.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,720.36 : 265,105.15 = 56,780.92 : x
  2. Step 2: Convert to fraction form
    176,720.36/265,105.15 = 56,780.92/x
  3. Step 3: Cross multiply
    176,720.36x = 265,105.15 × 56,780.92
  4. Step 4: Simplify right side
    176,720.36x = 15,052,914,822.56
  5. Step 5: Solve for x
    x = 15,052,914,822.56/176,720.36
  6. Step 6: Final answer
    x = 85,179.29

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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.