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Finding the Fourth Proportional to 173,999.57, 240,108 and 102,365.73

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Solution

The fourth proportional to 173,999.57, 240,108 and 102,365.73 is: 141,258.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,999.57 : 240,108 = 102,365.73 : x
  2. Step 2: Convert to fraction form
    173,999.57/240,108 = 102,365.73/x
  3. Step 3: Cross multiply
    173,999.57x = 240,108 × 102,365.73
  4. Step 4: Simplify right side
    173,999.57x = 24,578,830,698.84
  5. Step 5: Solve for x
    x = 24,578,830,698.84/173,999.57
  6. Step 6: Final answer
    x = 141,258.00

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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.