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Finding the Fourth Proportional to 159,999.96, 240,043.74 and 70,026.36

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Solution

The fourth proportional to 159,999.96, 240,043.74 and 70,026.36 is: 105,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,999.96 : 240,043.74 = 70,026.36 : x
  2. Step 2: Convert to fraction form
    159,999.96/240,043.74 = 70,026.36/x
  3. Step 3: Cross multiply
    159,999.96x = 240,043.74 × 70,026.36
  4. Step 4: Simplify right side
    159,999.96x = 16,809,389,352.99
  5. Step 5: Solve for x
    x = 16,809,389,352.99/159,999.96
  6. Step 6: Final answer
    x = 105,058.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.