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Finding the Fourth Proportional to 233,028.70, 349,543.05 and 92,715.10

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Solution

The fourth proportional to 233,028.70, 349,543.05 and 92,715.10 is: 139,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,028.70 : 349,543.05 = 92,715.10 : x
  2. Step 2: Convert to fraction form
    233,028.70/349,543.05 = 92,715.10/x
  3. Step 3: Cross multiply
    233,028.70x = 349,543.05 × 92,715.10
  4. Step 4: Simplify right side
    233,028.70x = 32,407,918,835.06
  5. Step 5: Solve for x
    x = 32,407,918,835.06/233,028.70
  6. Step 6: Final answer
    x = 139,072.65

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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.