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Finding the Fourth Proportional to 96,323.30, 144,420.15 and 43,705.70

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Solution

The fourth proportional to 96,323.30, 144,420.15 and 43,705.70 is: 65,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,323.30 : 144,420.15 = 43,705.70 : x
  2. Step 2: Convert to fraction form
    96,323.30/144,420.15 = 43,705.70/x
  3. Step 3: Cross multiply
    96,323.30x = 144,420.15 × 43,705.70
  4. Step 4: Simplify right side
    96,323.30x = 6,311,983,749.86
  5. Step 5: Solve for x
    x = 6,311,983,749.86/96,323.30
  6. Step 6: Final answer
    x = 65,529.15

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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.