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Finding the Fourth Proportional to 96,482.70, 144,756.90 and 60,902.64

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Solution

The fourth proportional to 96,482.70, 144,756.90 and 60,902.64 is: 91,374.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,482.70 : 144,756.90 = 60,902.64 : x
  2. Step 2: Convert to fraction form
    96,482.70/144,756.90 = 60,902.64/x
  3. Step 3: Cross multiply
    96,482.70x = 144,756.90 × 60,902.64
  4. Step 4: Simplify right side
    96,482.70x = 8,816,077,368.22
  5. Step 5: Solve for x
    x = 8,816,077,368.22/96,482.70
  6. Step 6: Final answer
    x = 91,374.70

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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.