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Finding the Fourth Proportional to 169,707.24, 254,341.08 and 69,754.32

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Solution

The fourth proportional to 169,707.24, 254,341.08 and 69,754.32 is: 104,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,707.24 : 254,341.08 = 69,754.32 : x
  2. Step 2: Convert to fraction form
    169,707.24/254,341.08 = 69,754.32/x
  3. Step 3: Cross multiply
    169,707.24x = 254,341.08 × 69,754.32
  4. Step 4: Simplify right side
    169,707.24x = 17,741,389,083.47
  5. Step 5: Solve for x
    x = 17,741,389,083.47/169,707.24
  6. Step 6: Final answer
    x = 104,541.14

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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.