Home / 174,243.60-261,415.04-85,523.76

Finding the Fourth Proportional to 174,243.60, 261,415.04 and 85,523.76

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Solution

The fourth proportional to 174,243.60, 261,415.04 and 85,523.76 is: 128,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,243.60 : 261,415.04 = 85,523.76 : x
  2. Step 2: Convert to fraction form
    174,243.60/261,415.04 = 85,523.76/x
  3. Step 3: Cross multiply
    174,243.60x = 261,415.04 × 85,523.76
  4. Step 4: Simplify right side
    174,243.60x = 22,357,197,141.35
  5. Step 5: Solve for x
    x = 22,357,197,141.35/174,243.60
  6. Step 6: Final answer
    x = 128,310.00

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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.