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Finding the Fourth Proportional to 180,104, 248,543.64 and 104,657.36

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Solution

The fourth proportional to 180,104, 248,543.64 and 104,657.36 is: 144,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,104 : 248,543.64 = 104,657.36 : x
  2. Step 2: Convert to fraction form
    180,104/248,543.64 = 104,657.36/x
  3. Step 3: Cross multiply
    180,104x = 248,543.64 × 104,657.36
  4. Step 4: Simplify right side
    180,104x = 26,011,921,207.19
  5. Step 5: Solve for x
    x = 26,011,921,207.19/180,104
  6. Step 6: Final answer
    x = 144,427.23

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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.