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Finding the Fourth Proportional to 227,671.25, 314,186.81 and 125,696.93

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Solution

The fourth proportional to 227,671.25, 314,186.81 and 125,696.93 is: 173,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,671.25 : 314,186.81 = 125,696.93 : x
  2. Step 2: Convert to fraction form
    227,671.25/314,186.81 = 125,696.93/x
  3. Step 3: Cross multiply
    227,671.25x = 314,186.81 × 125,696.93
  4. Step 4: Simplify right side
    227,671.25x = 39,492,315,264.07
  5. Step 5: Solve for x
    x = 39,492,315,264.07/227,671.25
  6. Step 6: Final answer
    x = 173,462.03

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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.