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Finding the Fourth Proportional to 96,820.30, 144,902.40 and 96,820.30

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Solution

The fourth proportional to 96,820.30, 144,902.40 and 96,820.30 is: 144,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,820.30 : 144,902.40 = 96,820.30 : x
  2. Step 2: Convert to fraction form
    96,820.30/144,902.40 = 96,820.30/x
  3. Step 3: Cross multiply
    96,820.30x = 144,902.40 × 96,820.30
  4. Step 4: Simplify right side
    96,820.30x = 14,029,493,838.72
  5. Step 5: Solve for x
    x = 14,029,493,838.72/96,820.30
  6. Step 6: Final answer
    x = 144,902.40

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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.