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Finding the Fourth Proportional to 169,319.76, 233,649.08 and 92,826.64

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Solution

The fourth proportional to 169,319.76, 233,649.08 and 92,826.64 is: 128,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,319.76 : 233,649.08 = 92,826.64 : x
  2. Step 2: Convert to fraction form
    169,319.76/233,649.08 = 92,826.64/x
  3. Step 3: Cross multiply
    169,319.76x = 233,649.08 × 92,826.64
  4. Step 4: Simplify right side
    169,319.76x = 21,688,859,035.49
  5. Step 5: Solve for x
    x = 21,688,859,035.49/169,319.76
  6. Step 6: Final answer
    x = 128,094.08

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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.