Home / 266,135.77-367,254.43-151,403.59

Finding the Fourth Proportional to 266,135.77, 367,254.43 and 151,403.59

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Solution

The fourth proportional to 266,135.77, 367,254.43 and 151,403.59 is: 208,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,135.77 : 367,254.43 = 151,403.59 : x
  2. Step 2: Convert to fraction form
    266,135.77/367,254.43 = 151,403.59/x
  3. Step 3: Cross multiply
    266,135.77x = 367,254.43 × 151,403.59
  4. Step 4: Simplify right side
    266,135.77x = 55,603,639,145.40
  5. Step 5: Solve for x
    x = 55,603,639,145.40/266,135.77
  6. Step 6: Final answer
    x = 208,929.60

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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.