Home / 266,325.40-367,537.10-145,473.20

Finding the Fourth Proportional to 266,325.40, 367,537.10 and 145,473.20

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Solution

The fourth proportional to 266,325.40, 367,537.10 and 145,473.20 is: 200,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,325.40 : 367,537.10 = 145,473.20 : x
  2. Step 2: Convert to fraction form
    266,325.40/367,537.10 = 145,473.20/x
  3. Step 3: Cross multiply
    266,325.40x = 367,537.10 × 145,473.20
  4. Step 4: Simplify right side
    266,325.40x = 53,466,798,055.72
  5. Step 5: Solve for x
    x = 53,466,798,055.72/266,325.40
  6. Step 6: Final answer
    x = 200,757.41

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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.