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Finding the Fourth Proportional to 114,315.56, 157,796.88 and 93,057.92

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Solution

The fourth proportional to 114,315.56, 157,796.88 and 93,057.92 is: 128,453.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,315.56 : 157,796.88 = 93,057.92 : x
  2. Step 2: Convert to fraction form
    114,315.56/157,796.88 = 93,057.92/x
  3. Step 3: Cross multiply
    114,315.56x = 157,796.88 × 93,057.92
  4. Step 4: Simplify right side
    114,315.56x = 14,684,249,435.29
  5. Step 5: Solve for x
    x = 14,684,249,435.29/114,315.56
  6. Step 6: Final answer
    x = 128,453.64

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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.