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Finding the Fourth Proportional to 169,502.08, 233,907.60 and 93,019.21

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Solution

The fourth proportional to 169,502.08, 233,907.60 and 93,019.21 is: 128,363.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,502.08 : 233,907.60 = 93,019.21 : x
  2. Step 2: Convert to fraction form
    169,502.08/233,907.60 = 93,019.21/x
  3. Step 3: Cross multiply
    169,502.08x = 233,907.60 × 93,019.21
  4. Step 4: Simplify right side
    169,502.08x = 21,757,898,677.07
  5. Step 5: Solve for x
    x = 21,757,898,677.07/169,502.08
  6. Step 6: Final answer
    x = 128,363.61

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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.