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Finding the Fourth Proportional to 101,889.04, 152,840.40 and 27,008.08

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Solution

The fourth proportional to 101,889.04, 152,840.40 and 27,008.08 is: 40,513.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,889.04 : 152,840.40 = 27,008.08 : x
  2. Step 2: Convert to fraction form
    101,889.04/152,840.40 = 27,008.08/x
  3. Step 3: Cross multiply
    101,889.04x = 152,840.40 × 27,008.08
  4. Step 4: Simplify right side
    101,889.04x = 4,127,925,750.43
  5. Step 5: Solve for x
    x = 4,127,925,750.43/101,889.04
  6. Step 6: Final answer
    x = 40,513.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.