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Finding the Fourth Proportional to 186,227.76, 256,993.76 and 101,344.40

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Solution

The fourth proportional to 186,227.76, 256,993.76 and 101,344.40 is: 139,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,227.76 : 256,993.76 = 101,344.40 : x
  2. Step 2: Convert to fraction form
    186,227.76/256,993.76 = 101,344.40/x
  3. Step 3: Cross multiply
    186,227.76x = 256,993.76 × 101,344.40
  4. Step 4: Simplify right side
    186,227.76x = 26,044,878,410.94
  5. Step 5: Solve for x
    x = 26,044,878,410.94/186,227.76
  6. Step 6: Final answer
    x = 139,854.97

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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.