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Finding the Fourth Proportional to 165,234.91, 228,024.93 and 93,628.89

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Solution

The fourth proportional to 165,234.91, 228,024.93 and 93,628.89 is: 129,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,234.91 : 228,024.93 = 93,628.89 : x
  2. Step 2: Convert to fraction form
    165,234.91/228,024.93 = 93,628.89/x
  3. Step 3: Cross multiply
    165,234.91x = 228,024.93 × 93,628.89
  4. Step 4: Simplify right side
    165,234.91x = 21,349,721,088.23
  5. Step 5: Solve for x
    x = 21,349,721,088.23/165,234.91
  6. Step 6: Final answer
    x = 129,208.30

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1.5x scale

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.