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Finding the Fourth Proportional to 96,476.69, 133,154.31 and 56,214.31

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Solution

The fourth proportional to 96,476.69, 133,154.31 and 56,214.31 is: 77,585.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,476.69 : 133,154.31 = 56,214.31 : x
  2. Step 2: Convert to fraction form
    96,476.69/133,154.31 = 56,214.31/x
  3. Step 3: Cross multiply
    96,476.69x = 133,154.31 × 56,214.31
  4. Step 4: Simplify right side
    96,476.69x = 7,485,177,379.10
  5. Step 5: Solve for x
    x = 7,485,177,379.10/96,476.69
  6. Step 6: Final answer
    x = 77,585.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.