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Finding the Fourth Proportional to 114,303.83, 157,723.66 and 63,303.96

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Solution

The fourth proportional to 114,303.83, 157,723.66 and 63,303.96 is: 87,350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,303.83 : 157,723.66 = 63,303.96 : x
  2. Step 2: Convert to fraction form
    114,303.83/157,723.66 = 63,303.96/x
  3. Step 3: Cross multiply
    114,303.83x = 157,723.66 × 63,303.96
  4. Step 4: Simplify right side
    114,303.83x = 9,984,532,578.20
  5. Step 5: Solve for x
    x = 9,984,532,578.20/114,303.83
  6. Step 6: Final answer
    x = 87,350.82

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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.