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Finding the Fourth Proportional to 185,002.44, 255,312.56 and 112,405.88

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Solution

The fourth proportional to 185,002.44, 255,312.56 and 112,405.88 is: 155,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,002.44 : 255,312.56 = 112,405.88 : x
  2. Step 2: Convert to fraction form
    185,002.44/255,312.56 = 112,405.88/x
  3. Step 3: Cross multiply
    185,002.44x = 255,312.56 × 112,405.88
  4. Step 4: Simplify right side
    185,002.44x = 28,698,632,981.85
  5. Step 5: Solve for x
    x = 28,698,632,981.85/185,002.44
  6. Step 6: Final answer
    x = 155,125.70

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