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Finding the Fourth Proportional to 96,341.40, 144,509.40 and 43,750.80

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Solution

The fourth proportional to 96,341.40, 144,509.40 and 43,750.80 is: 65,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,341.40 : 144,509.40 = 43,750.80 : x
  2. Step 2: Convert to fraction form
    96,341.40/144,509.40 = 43,750.80/x
  3. Step 3: Cross multiply
    96,341.40x = 144,509.40 × 43,750.80
  4. Step 4: Simplify right side
    96,341.40x = 6,322,401,857.52
  5. Step 5: Solve for x
    x = 6,322,401,857.52/96,341.40
  6. Step 6: Final answer
    x = 65,624.97

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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.