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Finding the Fourth Proportional to 95,970.76, 143,956.54 and 29,405.76

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Solution

The fourth proportional to 95,970.76, 143,956.54 and 29,405.76 is: 44,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,970.76 : 143,956.54 = 29,405.76 : x
  2. Step 2: Convert to fraction form
    95,970.76/143,956.54 = 29,405.76/x
  3. Step 3: Cross multiply
    95,970.76x = 143,956.54 × 29,405.76
  4. Step 4: Simplify right side
    95,970.76x = 4,233,151,465.67
  5. Step 5: Solve for x
    x = 4,233,151,465.67/95,970.76
  6. Step 6: Final answer
    x = 44,108.76

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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.