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Finding the Fourth Proportional to 183,695.64, 253,498.97 and 103,123.14

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Solution

The fourth proportional to 183,695.64, 253,498.97 and 103,123.14 is: 142,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,695.64 : 253,498.97 = 103,123.14 : x
  2. Step 2: Convert to fraction form
    183,695.64/253,498.97 = 103,123.14/x
  3. Step 3: Cross multiply
    183,695.64x = 253,498.97 × 103,123.14
  4. Step 4: Simplify right side
    183,695.64x = 26,141,609,257.55
  5. Step 5: Solve for x
    x = 26,141,609,257.55/183,695.64
  6. Step 6: Final answer
    x = 142,309.36

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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.