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Finding the Fourth Proportional to 152,071.89, 228,103.11 and 63,323.16

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Solution

The fourth proportional to 152,071.89, 228,103.11 and 63,323.16 is: 94,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,071.89 : 228,103.11 = 63,323.16 : x
  2. Step 2: Convert to fraction form
    152,071.89/228,103.11 = 63,323.16/x
  3. Step 3: Cross multiply
    152,071.89x = 228,103.11 × 63,323.16
  4. Step 4: Simplify right side
    152,071.89x = 14,444,209,731.03
  5. Step 5: Solve for x
    x = 14,444,209,731.03/152,071.89
  6. Step 6: Final answer
    x = 94,982.77

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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.