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Finding the Fourth Proportional to 70,703.53, 106,032.75 and 23,309.79

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Solution

The fourth proportional to 70,703.53, 106,032.75 and 23,309.79 is: 34,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,703.53 : 106,032.75 = 23,309.79 : x
  2. Step 2: Convert to fraction form
    70,703.53/106,032.75 = 23,309.79/x
  3. Step 3: Cross multiply
    70,703.53x = 106,032.75 × 23,309.79
  4. Step 4: Simplify right side
    70,703.53x = 2,471,601,135.62
  5. Step 5: Solve for x
    x = 2,471,601,135.62/70,703.53
  6. Step 6: Final answer
    x = 34,957.25

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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.