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Finding the Fourth Proportional to 186,084.75, 256,796.96 and 101,203.64

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Solution

The fourth proportional to 186,084.75, 256,796.96 and 101,203.64 is: 139,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,084.75 : 256,796.96 = 101,203.64 : x
  2. Step 2: Convert to fraction form
    186,084.75/256,796.96 = 101,203.64/x
  3. Step 3: Cross multiply
    186,084.75x = 256,796.96 × 101,203.64
  4. Step 4: Simplify right side
    186,084.75x = 25,988,785,302.93
  5. Step 5: Solve for x
    x = 25,988,785,302.93/186,084.75
  6. Step 6: Final answer
    x = 139,661.02

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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.