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Finding the Fourth Proportional to 101,682.56, 153,303.92 and 94,822.48

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Solution

The fourth proportional to 101,682.56, 153,303.92 and 94,822.48 is: 142,961.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,682.56 : 153,303.92 = 94,822.48 : x
  2. Step 2: Convert to fraction form
    101,682.56/153,303.92 = 94,822.48/x
  3. Step 3: Cross multiply
    101,682.56x = 153,303.92 × 94,822.48
  4. Step 4: Simplify right side
    101,682.56x = 14,536,657,888.12
  5. Step 5: Solve for x
    x = 14,536,657,888.12/101,682.56
  6. Step 6: Final answer
    x = 142,961.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.