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Finding the Fourth Proportional to 152,879.00, 228,969.32 and 72,973.17

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Solution

The fourth proportional to 152,879.00, 228,969.32 and 72,973.17 is: 109,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,879.00 : 228,969.32 = 72,973.17 : x
  2. Step 2: Convert to fraction form
    152,879.00/228,969.32 = 72,973.17/x
  3. Step 3: Cross multiply
    152,879.00x = 228,969.32 × 72,973.17
  4. Step 4: Simplify right side
    152,879.00x = 16,708,616,748.28
  5. Step 5: Solve for x
    x = 16,708,616,748.28/152,879.00
  6. Step 6: Final answer
    x = 109,293.08

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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.