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Finding the Fourth Proportional to 183,338.66, 253,019.04 and 102,766.20

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Solution

The fourth proportional to 183,338.66, 253,019.04 and 102,766.20 is: 141,823.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,338.66 : 253,019.04 = 102,766.20 : x
  2. Step 2: Convert to fraction form
    183,338.66/253,019.04 = 102,766.20/x
  3. Step 3: Cross multiply
    183,338.66x = 253,019.04 × 102,766.20
  4. Step 4: Simplify right side
    183,338.66x = 26,001,805,268.45
  5. Step 5: Solve for x
    x = 26,001,805,268.45/183,338.66
  6. Step 6: Final answer
    x = 141,823.91

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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.