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Finding the Fourth Proportional to 161,914.71, 242,888.26 and 49,593.63

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Solution

The fourth proportional to 161,914.71, 242,888.26 and 49,593.63 is: 74,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,914.71 : 242,888.26 = 49,593.63 : x
  2. Step 2: Convert to fraction form
    161,914.71/242,888.26 = 49,593.63/x
  3. Step 3: Cross multiply
    161,914.71x = 242,888.26 × 49,593.63
  4. Step 4: Simplify right side
    161,914.71x = 12,045,710,497.78
  5. Step 5: Solve for x
    x = 12,045,710,497.78/161,914.71
  6. Step 6: Final answer
    x = 74,395.41

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1.5x scale

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.