Home / 193,153.34-266,550.77-108,270.40

Finding the Fourth Proportional to 193,153.34, 266,550.77 and 108,270.40

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Solution

The fourth proportional to 193,153.34, 266,550.77 and 108,270.40 is: 149,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,153.34 : 266,550.77 = 108,270.40 : x
  2. Step 2: Convert to fraction form
    193,153.34/266,550.77 = 108,270.40/x
  3. Step 3: Cross multiply
    193,153.34x = 266,550.77 × 108,270.40
  4. Step 4: Simplify right side
    193,153.34x = 28,859,557,946.86
  5. Step 5: Solve for x
    x = 28,859,557,946.86/193,153.34
  6. Step 6: Final answer
    x = 149,412.68

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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.