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Finding the Fourth Proportional to 159,912.36, 240,154.44 and 153,483.58

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Solution

The fourth proportional to 159,912.36, 240,154.44 and 153,483.58 is: 230,499.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,912.36 : 240,154.44 = 153,483.58 : x
  2. Step 2: Convert to fraction form
    159,912.36/240,154.44 = 153,483.58/x
  3. Step 3: Cross multiply
    159,912.36x = 240,154.44 × 153,483.58
  4. Step 4: Simplify right side
    159,912.36x = 36,859,762,436.68
  5. Step 5: Solve for x
    x = 36,859,762,436.68/159,912.36
  6. Step 6: Final answer
    x = 230,499.77

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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.