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Finding the Fourth Proportional to 147,167.68, 203,095.74 and 104,224

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Solution

The fourth proportional to 147,167.68, 203,095.74 and 104,224 is: 143,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,167.68 : 203,095.74 = 104,224 : x
  2. Step 2: Convert to fraction form
    147,167.68/203,095.74 = 104,224/x
  3. Step 3: Cross multiply
    147,167.68x = 203,095.74 × 104,224
  4. Step 4: Simplify right side
    147,167.68x = 21,167,450,405.76
  5. Step 5: Solve for x
    x = 21,167,450,405.76/147,167.68
  6. Step 6: Final answer
    x = 143,832.19

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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.