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Finding the Fourth Proportional to 124,058.25, 171,201.20 and 67,470.03

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Solution

The fourth proportional to 124,058.25, 171,201.20 and 67,470.03 is: 93,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,058.25 : 171,201.20 = 67,470.03 : x
  2. Step 2: Convert to fraction form
    124,058.25/171,201.20 = 67,470.03/x
  3. Step 3: Cross multiply
    124,058.25x = 171,201.20 × 67,470.03
  4. Step 4: Simplify right side
    124,058.25x = 11,550,949,762.69
  5. Step 5: Solve for x
    x = 11,550,949,762.69/124,058.25
  6. Step 6: Final answer
    x = 93,109.08

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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.