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Finding the Fourth Proportional to 183,120.94, 252,694.65 and 101,443.66

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Solution

The fourth proportional to 183,120.94, 252,694.65 and 101,443.66 is: 139,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,120.94 : 252,694.65 = 101,443.66 : x
  2. Step 2: Convert to fraction form
    183,120.94/252,694.65 = 101,443.66/x
  3. Step 3: Cross multiply
    183,120.94x = 252,694.65 × 101,443.66
  4. Step 4: Simplify right side
    183,120.94x = 25,634,270,158.42
  5. Step 5: Solve for x
    x = 25,634,270,158.42/183,120.94
  6. Step 6: Final answer
    x = 139,985.47

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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.