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Finding the Fourth Proportional to 169,938.84, 256,059.33 and 141,004.80

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Solution

The fourth proportional to 169,938.84, 256,059.33 and 141,004.80 is: 212,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,938.84 : 256,059.33 = 141,004.80 : x
  2. Step 2: Convert to fraction form
    169,938.84/256,059.33 = 141,004.80/x
  3. Step 3: Cross multiply
    169,938.84x = 256,059.33 × 141,004.80
  4. Step 4: Simplify right side
    169,938.84x = 36,105,594,614.78
  5. Step 5: Solve for x
    x = 36,105,594,614.78/169,938.84
  6. Step 6: Final answer
    x = 212,462.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.