Home / 174,360.12-261,501.26-80,853.72

Finding the Fourth Proportional to 174,360.12, 261,501.26 and 80,853.72

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Solution

The fourth proportional to 174,360.12, 261,501.26 and 80,853.72 is: 121,262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,360.12 : 261,501.26 = 80,853.72 : x
  2. Step 2: Convert to fraction form
    174,360.12/261,501.26 = 80,853.72/x
  3. Step 3: Cross multiply
    174,360.12x = 261,501.26 × 80,853.72
  4. Step 4: Simplify right side
    174,360.12x = 21,143,349,655.69
  5. Step 5: Solve for x
    x = 21,143,349,655.69/174,360.12
  6. Step 6: Final answer
    x = 121,262.53

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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.