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Finding the Fourth Proportional to 96,614.78, 144,903.74 and 30,055.73

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Solution

The fourth proportional to 96,614.78, 144,903.74 and 30,055.73 is: 45,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,614.78 : 144,903.74 = 30,055.73 : x
  2. Step 2: Convert to fraction form
    96,614.78/144,903.74 = 30,055.73/x
  3. Step 3: Cross multiply
    96,614.78x = 144,903.74 × 30,055.73
  4. Step 4: Simplify right side
    96,614.78x = 4,355,186,810.63
  5. Step 5: Solve for x
    x = 4,355,186,810.63/96,614.78
  6. Step 6: Final answer
    x = 45,077.85

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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.