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Finding the Fourth Proportional to 169,488.34, 233,893.26 and 93,008.73

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Solution

The fourth proportional to 169,488.34, 233,893.26 and 93,008.73 is: 128,351.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,488.34 : 233,893.26 = 93,008.73 : x
  2. Step 2: Convert to fraction form
    169,488.34/233,893.26 = 93,008.73/x
  3. Step 3: Cross multiply
    169,488.34x = 233,893.26 × 93,008.73
  4. Step 4: Simplify right side
    169,488.34x = 21,754,115,068.16
  5. Step 5: Solve for x
    x = 21,754,115,068.16/169,488.34
  6. Step 6: Final answer
    x = 128,351.69

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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.