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Finding the Fourth Proportional to 183,102.52, 252,685.56 and 129,483.76

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Solution

The fourth proportional to 183,102.52, 252,685.56 and 129,483.76 is: 178,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,102.52 : 252,685.56 = 129,483.76 : x
  2. Step 2: Convert to fraction form
    183,102.52/252,685.56 = 129,483.76/x
  3. Step 3: Cross multiply
    183,102.52x = 252,685.56 × 129,483.76
  4. Step 4: Simplify right side
    183,102.52x = 32,718,676,406.51
  5. Step 5: Solve for x
    x = 32,718,676,406.51/183,102.52
  6. Step 6: Final answer
    x = 178,690.48

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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.