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Finding the Fourth Proportional to 169,485.90, 233,889.89 and 93,006.28

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Solution

The fourth proportional to 169,485.90, 233,889.89 and 93,006.28 is: 128,348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,485.90 : 233,889.89 = 93,006.28 : x
  2. Step 2: Convert to fraction form
    169,485.90/233,889.89 = 93,006.28/x
  3. Step 3: Cross multiply
    169,485.90x = 233,889.89 × 93,006.28
  4. Step 4: Simplify right side
    169,485.90x = 21,753,228,598.51
  5. Step 5: Solve for x
    x = 21,753,228,598.51/169,485.90
  6. Step 6: Final answer
    x = 128,348.31

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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.