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Finding the Fourth Proportional to 185,955.81, 256,620.69 and 101,073.06

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Solution

The fourth proportional to 185,955.81, 256,620.69 and 101,073.06 is: 139,481.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,955.81 : 256,620.69 = 101,073.06 : x
  2. Step 2: Convert to fraction form
    185,955.81/256,620.69 = 101,073.06/x
  3. Step 3: Cross multiply
    185,955.81x = 256,620.69 × 101,073.06
  4. Step 4: Simplify right side
    185,955.81x = 25,937,438,397.61
  5. Step 5: Solve for x
    x = 25,937,438,397.61/185,955.81
  6. Step 6: Final answer
    x = 139,481.73

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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.