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Finding the Fourth Proportional to 169,735.40, 234,238.76 and 93,259.27

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Solution

The fourth proportional to 169,735.40, 234,238.76 and 93,259.27 is: 128,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,735.40 : 234,238.76 = 93,259.27 : x
  2. Step 2: Convert to fraction form
    169,735.40/234,238.76 = 93,259.27/x
  3. Step 3: Cross multiply
    169,735.40x = 234,238.76 × 93,259.27
  4. Step 4: Simplify right side
    169,735.40x = 21,844,934,125.82
  5. Step 5: Solve for x
    x = 21,844,934,125.82/169,735.40
  6. Step 6: Final answer
    x = 128,699.93

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1.5x scale

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.