Home / 115,343.28-173,042.87-56,165.49

Finding the Fourth Proportional to 115,343.28, 173,042.87 and 56,165.49

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Solution

The fourth proportional to 115,343.28, 173,042.87 and 56,165.49 is: 84,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,343.28 : 173,042.87 = 56,165.49 : x
  2. Step 2: Convert to fraction form
    115,343.28/173,042.87 = 56,165.49/x
  3. Step 3: Cross multiply
    115,343.28x = 173,042.87 × 56,165.49
  4. Step 4: Simplify right side
    115,343.28x = 9,719,037,303.73
  5. Step 5: Solve for x
    x = 9,719,037,303.73/115,343.28
  6. Step 6: Final answer
    x = 84,261.84

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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.