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Finding the Fourth Proportional to 114,179.52, 157,572 and 63,878.88

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Solution

The fourth proportional to 114,179.52, 157,572 and 63,878.88 is: 88,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,179.52 : 157,572 = 63,878.88 : x
  2. Step 2: Convert to fraction form
    114,179.52/157,572 = 63,878.88/x
  3. Step 3: Cross multiply
    114,179.52x = 157,572 × 63,878.88
  4. Step 4: Simplify right side
    114,179.52x = 10,065,522,879.36
  5. Step 5: Solve for x
    x = 10,065,522,879.36/114,179.52
  6. Step 6: Final answer
    x = 88,155.24

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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.