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Finding the Fourth Proportional to 182,155.49, 251,374.09 and 101,583.10

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Solution

The fourth proportional to 182,155.49, 251,374.09 and 101,583.10 is: 140,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,155.49 : 251,374.09 = 101,583.10 : x
  2. Step 2: Convert to fraction form
    182,155.49/251,374.09 = 101,583.10/x
  3. Step 3: Cross multiply
    182,155.49x = 251,374.09 × 101,583.10
  4. Step 4: Simplify right side
    182,155.49x = 25,535,359,696.36
  5. Step 5: Solve for x
    x = 25,535,359,696.36/182,155.49
  6. Step 6: Final answer
    x = 140,184.41

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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.