Home / 173,635.10-261,009.45-161,308.70

Finding the Fourth Proportional to 173,635.10, 261,009.45 and 161,308.70

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Solution

The fourth proportional to 173,635.10, 261,009.45 and 161,308.70 is: 242,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,635.10 : 261,009.45 = 161,308.70 : x
  2. Step 2: Convert to fraction form
    173,635.10/261,009.45 = 161,308.70/x
  3. Step 3: Cross multiply
    173,635.10x = 261,009.45 × 161,308.70
  4. Step 4: Simplify right side
    173,635.10x = 42,103,095,067.22
  5. Step 5: Solve for x
    x = 42,103,095,067.22/173,635.10
  6. Step 6: Final answer
    x = 242,480.32

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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.