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Finding the Fourth Proportional to 101,688.63, 152,523.23 and 62,225.43

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Solution

The fourth proportional to 101,688.63, 152,523.23 and 62,225.43 is: 93,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,688.63 : 152,523.23 = 62,225.43 : x
  2. Step 2: Convert to fraction form
    101,688.63/152,523.23 = 62,225.43/x
  3. Step 3: Cross multiply
    101,688.63x = 152,523.23 × 62,225.43
  4. Step 4: Simplify right side
    101,688.63x = 9,490,823,260.61
  5. Step 5: Solve for x
    x = 9,490,823,260.61/101,688.63
  6. Step 6: Final answer
    x = 93,332.20

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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.