Home / 264,453.12-364,945.92-145,228.80

Finding the Fourth Proportional to 264,453.12, 364,945.92 and 145,228.80

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Solution

The fourth proportional to 264,453.12, 364,945.92 and 145,228.80 is: 200,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,453.12 : 364,945.92 = 145,228.80 : x
  2. Step 2: Convert to fraction form
    264,453.12/364,945.92 = 145,228.80/x
  3. Step 3: Cross multiply
    264,453.12x = 364,945.92 × 145,228.80
  4. Step 4: Simplify right side
    264,453.12x = 53,000,658,026.50
  5. Step 5: Solve for x
    x = 53,000,658,026.50/264,453.12
  6. Step 6: Final answer
    x = 200,416.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.