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Finding the Fourth Proportional to 227,813.35, 314,381.17 and 125,845.83

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Solution

The fourth proportional to 227,813.35, 314,381.17 and 125,845.83 is: 173,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,813.35 : 314,381.17 = 125,845.83 : x
  2. Step 2: Convert to fraction form
    227,813.35/314,381.17 = 125,845.83/x
  3. Step 3: Cross multiply
    227,813.35x = 314,381.17 × 125,845.83
  4. Step 4: Simplify right side
    227,813.35x = 39,563,559,275.02
  5. Step 5: Solve for x
    x = 39,563,559,275.02/227,813.35
  6. Step 6: Final answer
    x = 173,666.55

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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.